Normalized defining polynomial
\( x^{17} - 4 x^{16} - 11 x^{15} + 53 x^{14} + 44 x^{13} - 271 x^{12} - 81 x^{11} + 676 x^{10} + 78 x^{9} + \cdots - 1 \)
Invariants
Degree: | $17$ | sage: K.degree()
gp: poldegree(K.pol)
magma: Degree(K);
oscar: degree(K)
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Signature: | $[17, 0]$ | sage: K.signature()
gp: K.sign
magma: Signature(K);
oscar: signature(K)
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Discriminant: | \(2349760091653551409013119601402609\) \(\medspace = 19501\cdot 163667513\cdot 736214146077100976893\) | sage: K.disc()
gp: K.disc
magma: OK := Integers(K); Discriminant(OK);
oscar: OK = ring_of_integers(K); discriminant(OK)
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Root discriminant: | \(91.83\) | sage: (K.disc().abs())^(1./K.degree())
gp: abs(K.disc)^(1/poldegree(K.pol))
magma: Abs(Discriminant(OK))^(1/Degree(K));
oscar: (1.0 * dK)^(1/degree(K))
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Galois root discriminant: | $19501^{1/2}163667513^{1/2}736214146077100976893^{1/2}\approx 4.847432404534953e+16$ | ||
Ramified primes: | \(19501\), \(163667513\), \(736214146077100976893\) | sage: K.disc().support()
gp: factor(abs(K.disc))[,1]~
magma: PrimeDivisors(Discriminant(OK));
oscar: prime_divisors(discriminant((OK)))
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Discriminant root field: | $\Q(\sqrt{23497\!\cdots\!02609}$) | ||
$\card{ \Aut(K/\Q) }$: | $1$ | sage: K.automorphisms()
magma: Automorphisms(K);
oscar: automorphisms(K)
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This field is not Galois over $\Q$. | |||
This is not a CM field. |
Integral basis (with respect to field generator \(a\))
$1$, $a$, $a^{2}$, $a^{3}$, $a^{4}$, $a^{5}$, $a^{6}$, $a^{7}$, $a^{8}$, $a^{9}$, $a^{10}$, $a^{11}$, $a^{12}$, $a^{13}$, $a^{14}$, $a^{15}$, $a^{16}$
Monogenic: | Yes | |
Index: | $1$ | |
Inessential primes: | None |
Class group and class number
Trivial group, which has order $1$ (assuming GRH)
Unit group
Rank: | $16$ | sage: UK.rank()
gp: K.fu
magma: UnitRank(K);
oscar: rank(UK)
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Torsion generator: | \( -1 \) (order $2$) | sage: UK.torsion_generator()
gp: K.tu[2]
magma: K!f(TU.1) where TU,f is TorsionUnitGroup(K);
oscar: torsion_units_generator(OK)
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Fundamental units: | $a$, $a^{16}-4a^{15}-11a^{14}+53a^{13}+44a^{12}-271a^{11}-81a^{10}+676a^{9}+78a^{8}-866a^{7}-56a^{6}+563a^{5}+36a^{4}-176a^{3}-12a^{2}+22a+2$, $a^{16}-4a^{15}-11a^{14}+53a^{13}+44a^{12}-271a^{11}-81a^{10}+676a^{9}+78a^{8}-866a^{7}-56a^{6}+563a^{5}+35a^{4}-174a^{3}-8a^{2}+18a-2$, $a^{16}-4a^{15}-11a^{14}+53a^{13}+44a^{12}-271a^{11}-81a^{10}+676a^{9}+78a^{8}-866a^{7}-56a^{6}+563a^{5}+37a^{4}-177a^{3}-17a^{2}+23a+4$, $5a^{16}-24a^{15}-37a^{14}+299a^{13}-5a^{12}-1408a^{11}+655a^{10}+3134a^{9}-1951a^{8}-3397a^{7}+2186a^{6}+1714a^{5}-969a^{4}-358a^{3}+140a^{2}+22a-5$, $a^{16}-5a^{15}-6a^{14}+59a^{13}-15a^{12}-256a^{11}+175a^{10}+501a^{9}-423a^{8}-443a^{7}+387a^{6}+176a^{5}-140a^{4}-37a^{3}+26a^{2}+a-2$, $7a^{16}-30a^{15}-67a^{14}+384a^{13}+185a^{12}-1872a^{11}+a^{10}+4357a^{9}-679a^{8}-5011a^{7}+867a^{6}+2734a^{5}-335a^{4}-638a^{3}+36a^{2}+45a$, $a^{16}-4a^{15}-11a^{14}+53a^{13}+44a^{12}-271a^{11}-81a^{10}+676a^{9}+78a^{8}-866a^{7}-56a^{6}+562a^{5}+37a^{4}-170a^{3}-14a^{2}+17a+1$, $3a^{16}-14a^{15}-26a^{14}+185a^{13}+36a^{12}-950a^{11}+265a^{10}+2412a^{9}-1071a^{8}-3207a^{7}+1531a^{6}+2203a^{5}-977a^{4}-718a^{3}+270a^{2}+82a-25$, $a^{16}-4a^{15}-11a^{14}+53a^{13}+44a^{12}-271a^{11}-81a^{10}+676a^{9}+78a^{8}-866a^{7}-56a^{6}+563a^{5}+36a^{4}-176a^{3}-13a^{2}+22a+3$, $2a^{15}-9a^{14}-17a^{13}+113a^{12}+24a^{11}-532a^{10}+148a^{9}+1158a^{8}-551a^{7}-1158a^{6}+660a^{5}+458a^{4}-302a^{3}-41a^{2}+39a-3$, $a^{16}-4a^{15}-11a^{14}+53a^{13}+44a^{12}-271a^{11}-81a^{10}+676a^{9}+78a^{8}-866a^{7}-56a^{6}+563a^{5}+36a^{4}-175a^{3}-12a^{2}+18a$, $2a^{16}-17a^{15}+13a^{14}+205a^{13}-363a^{12}-945a^{11}+2039a^{10}+2147a^{9}-4897a^{8}-2630a^{7}+5419a^{6}+1805a^{5}-2553a^{4}-613a^{3}+408a^{2}+51a-19$, $2a^{16}-8a^{15}-19a^{14}+95a^{13}+53a^{12}-401a^{11}-2a^{10}+674a^{9}-230a^{8}-229a^{7}+438a^{6}-396a^{5}-366a^{4}+257a^{3}+115a^{2}-30a-9$, $9a^{16}-25a^{15}-145a^{14}+368a^{13}+983a^{12}-2095a^{11}-3573a^{10}+5788a^{9}+7241a^{8}-8046a^{7}-7852a^{6}+5289a^{5}+4172a^{4}-1340a^{3}-948a^{2}+58a+51$, $14a^{16}-62a^{15}-125a^{14}+785a^{13}+257a^{12}-3770a^{11}+540a^{10}+8584a^{9}-2572a^{8}-9525a^{7}+3062a^{6}+4873a^{5}-1318a^{4}-1006a^{3}+186a^{2}+53a-11$ (assuming GRH) | sage: UK.fundamental_units()
gp: K.fu
magma: [K|fUK(g): g in Generators(UK)];
oscar: [K(fUK(a)) for a in gens(UK)]
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Regulator: | \( 384409141351 \) (assuming GRH) | sage: K.regulator()
gp: K.reg
magma: Regulator(K);
oscar: regulator(K)
|
Class number formula
\[ \begin{aligned}\lim_{s\to 1} (s-1)\zeta_K(s) =\mathstrut & \frac{2^{r_1}\cdot (2\pi)^{r_2}\cdot R\cdot h}{w\cdot\sqrt{|D|}}\cr \approx\mathstrut &\frac{2^{17}\cdot(2\pi)^{0}\cdot 384409141351 \cdot 1}{2\cdot\sqrt{2349760091653551409013119601402609}}\cr\approx \mathstrut & 0.519710960054038 \end{aligned}\] (assuming GRH)
Galois group
A non-solvable group of order 355687428096000 |
The 297 conjugacy class representatives for $S_{17}$ |
Character table for $S_{17}$ |
Intermediate fields
The extension is primitive: there are no intermediate fields between this field and $\Q$. |
Frobenius cycle types
$p$ | $2$ | $3$ | $5$ | $7$ | $11$ | $13$ | $17$ | $19$ | $23$ | $29$ | $31$ | $37$ | $41$ | $43$ | $47$ | $53$ | $59$ |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cycle type | $17$ | ${\href{/padicField/3.13.0.1}{13} }{,}\,{\href{/padicField/3.2.0.1}{2} }{,}\,{\href{/padicField/3.1.0.1}{1} }^{2}$ | $17$ | $17$ | $17$ | ${\href{/padicField/13.8.0.1}{8} }^{2}{,}\,{\href{/padicField/13.1.0.1}{1} }$ | ${\href{/padicField/17.7.0.1}{7} }{,}\,{\href{/padicField/17.6.0.1}{6} }{,}\,{\href{/padicField/17.4.0.1}{4} }$ | ${\href{/padicField/19.9.0.1}{9} }{,}\,{\href{/padicField/19.8.0.1}{8} }$ | ${\href{/padicField/23.7.0.1}{7} }{,}\,{\href{/padicField/23.5.0.1}{5} }^{2}$ | $15{,}\,{\href{/padicField/29.1.0.1}{1} }^{2}$ | ${\href{/padicField/31.11.0.1}{11} }{,}\,{\href{/padicField/31.3.0.1}{3} }{,}\,{\href{/padicField/31.1.0.1}{1} }^{3}$ | $15{,}\,{\href{/padicField/37.2.0.1}{2} }$ | ${\href{/padicField/41.9.0.1}{9} }{,}\,{\href{/padicField/41.5.0.1}{5} }{,}\,{\href{/padicField/41.1.0.1}{1} }^{3}$ | ${\href{/padicField/43.14.0.1}{14} }{,}\,{\href{/padicField/43.2.0.1}{2} }{,}\,{\href{/padicField/43.1.0.1}{1} }$ | ${\href{/padicField/47.12.0.1}{12} }{,}\,{\href{/padicField/47.3.0.1}{3} }{,}\,{\href{/padicField/47.1.0.1}{1} }^{2}$ | ${\href{/padicField/53.12.0.1}{12} }{,}\,{\href{/padicField/53.2.0.1}{2} }^{2}{,}\,{\href{/padicField/53.1.0.1}{1} }$ | ${\href{/padicField/59.11.0.1}{11} }{,}\,{\href{/padicField/59.3.0.1}{3} }{,}\,{\href{/padicField/59.2.0.1}{2} }{,}\,{\href{/padicField/59.1.0.1}{1} }$ |
Cycle lengths which are repeated in a cycle type are indicated by exponents.
Local algebras for ramified primes
$p$ | Label | Polynomial | $e$ | $f$ | $c$ | Galois group | Slope content |
---|---|---|---|---|---|---|---|
\(19501\) | Deg $2$ | $2$ | $1$ | $1$ | $C_2$ | $[\ ]_{2}$ | |
Deg $3$ | $1$ | $3$ | $0$ | $C_3$ | $[\ ]^{3}$ | ||
Deg $6$ | $1$ | $6$ | $0$ | $C_6$ | $[\ ]^{6}$ | ||
Deg $6$ | $1$ | $6$ | $0$ | $C_6$ | $[\ ]^{6}$ | ||
\(163667513\) | $\Q_{163667513}$ | $x$ | $1$ | $1$ | $0$ | Trivial | $[\ ]$ |
Deg $2$ | $1$ | $2$ | $0$ | $C_2$ | $[\ ]^{2}$ | ||
Deg $2$ | $2$ | $1$ | $1$ | $C_2$ | $[\ ]_{2}$ | ||
Deg $12$ | $1$ | $12$ | $0$ | $C_{12}$ | $[\ ]^{12}$ | ||
\(736\!\cdots\!893\) | Deg $2$ | $2$ | $1$ | $1$ | $C_2$ | $[\ ]_{2}$ | |
Deg $15$ | $1$ | $15$ | $0$ | $C_{15}$ | $[\ ]^{15}$ |