Normalized defining polynomial
\( x^{15} - 5 x^{14} + 220 x^{13} - 1490 x^{12} + 21465 x^{11} - 164089 x^{10} + 1279530 x^{9} + \cdots + 43700529728 \)
Invariants
| Degree: | $15$ |
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| Signature: | $(1, 7)$ |
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| Discriminant: |
\(-394340412390135315125796995225021875000000000000\)
\(\medspace = -\,2^{12}\cdot 5^{17}\cdot 43^{13}\cdot 149^{5}\)
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| Root discriminant: | \(1489.56\) |
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| Galois root discriminant: | $2^{4/5}5^{71/60}43^{9/10}149^{1/2}\approx 4213.599423113526$ | ||
| Ramified primes: |
\(2\), \(5\), \(43\), \(149\)
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| Discriminant root field: | \(\Q(\sqrt{-32035}) \) | ||
| $\Aut(K/\Q)$: | $C_1$ |
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| This field is not Galois over $\Q$. | |||
| This is not a CM field. | |||
| This field has no CM subfields. | |||
Integral basis (with respect to field generator \(a\))
$1$, $a$, $a^{2}$, $a^{3}$, $\frac{1}{2}a^{4}-\frac{1}{2}a^{2}$, $\frac{1}{10}a^{5}-\frac{1}{2}a^{3}+\frac{1}{5}$, $\frac{1}{10}a^{6}-\frac{1}{2}a^{2}+\frac{1}{5}a$, $\frac{1}{10}a^{7}-\frac{1}{2}a^{3}+\frac{1}{5}a^{2}$, $\frac{1}{20}a^{8}-\frac{1}{4}a^{4}-\frac{2}{5}a^{3}$, $\frac{1}{100}a^{9}-\frac{1}{50}a^{8}+\frac{1}{25}a^{7}+\frac{1}{50}a^{6}+\frac{1}{100}a^{5}+\frac{1}{50}a^{4}+\frac{23}{50}a^{3}-\frac{21}{50}a^{2}+\frac{1}{25}a-\frac{12}{25}$, $\frac{1}{8600}a^{10}-\frac{1}{200}a^{9}-\frac{67}{4300}a^{8}+\frac{3}{100}a^{7}-\frac{291}{8600}a^{6}+\frac{7}{200}a^{5}+\frac{191}{2150}a^{4}-\frac{19}{50}a^{3}+\frac{829}{2150}a^{2}-\frac{3}{25}a+\frac{231}{1075}$, $\frac{1}{17200}a^{11}-\frac{1}{17200}a^{10}-\frac{3}{1075}a^{9}+\frac{153}{8600}a^{8}-\frac{807}{17200}a^{7}-\frac{397}{17200}a^{6}+\frac{339}{8600}a^{5}-\frac{449}{4300}a^{4}-\frac{811}{2150}a^{3}+\frac{467}{2150}a^{2}+\frac{919}{2150}a+\frac{7}{215}$, $\frac{1}{86000}a^{12}-\frac{1}{86000}a^{11}+\frac{1}{21500}a^{10}-\frac{21}{8600}a^{9}-\frac{351}{17200}a^{8}-\frac{2461}{86000}a^{7}+\frac{513}{43000}a^{6}-\frac{209}{5375}a^{5}+\frac{329}{4300}a^{4}+\frac{231}{2150}a^{3}+\frac{1239}{5375}a^{2}-\frac{309}{5375}a+\frac{1706}{5375}$, $\frac{1}{172000}a^{13}-\frac{1}{172000}a^{12}+\frac{1}{43000}a^{11}-\frac{1}{17200}a^{10}-\frac{7}{34400}a^{9}+\frac{1699}{172000}a^{8}+\frac{3953}{86000}a^{7}-\frac{813}{21500}a^{6}-\frac{3}{1720}a^{5}+\frac{267}{4300}a^{4}-\frac{1607}{21500}a^{3}-\frac{1037}{5375}a^{2}-\frac{2157}{5375}a-\frac{141}{1075}$, $\frac{1}{19\cdots 00}a^{14}+\frac{41\cdots 13}{19\cdots 00}a^{13}-\frac{43\cdots 81}{19\cdots 00}a^{12}-\frac{60\cdots 33}{49\cdots 00}a^{11}-\frac{50\cdots 41}{19\cdots 00}a^{10}+\frac{36\cdots 07}{98\cdots 00}a^{9}+\frac{66\cdots 33}{78\cdots 40}a^{8}+\frac{65\cdots 66}{14\cdots 75}a^{7}+\frac{18\cdots 23}{49\cdots 00}a^{6}+\frac{22\cdots 99}{49\cdots 00}a^{5}-\frac{17\cdots 47}{24\cdots 00}a^{4}+\frac{17\cdots 47}{49\cdots 00}a^{3}+\frac{11\cdots 33}{61\cdots 25}a^{2}-\frac{30\cdots 34}{61\cdots 25}a-\frac{14\cdots 92}{61\cdots 25}$
| Monogenic: | No | |
| Index: | Not computed | |
| Inessential primes: | $2$ |
Class group and class number
| Ideal class group: | Trivial group, which has order $1$ (assuming GRH) |
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| Narrow class group: | Trivial group, which has order $1$ (assuming GRH) |
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Unit group
| Rank: | $7$ |
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| Torsion generator: |
\( -1 \)
(order $2$)
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| Fundamental units: |
$\frac{34\cdots 27}{45\cdots 00}a^{14}+\frac{31\cdots 99}{22\cdots 00}a^{13}+\frac{43\cdots 41}{45\cdots 00}a^{12}+\frac{96\cdots 91}{45\cdots 20}a^{11}-\frac{27\cdots 57}{45\cdots 00}a^{10}+\frac{29\cdots 59}{22\cdots 00}a^{9}-\frac{58\cdots 53}{45\cdots 00}a^{8}+\frac{13\cdots 57}{22\cdots 00}a^{7}-\frac{27\cdots 37}{45\cdots 20}a^{6}+\frac{43\cdots 63}{11\cdots 00}a^{5}-\frac{21\cdots 67}{28\cdots 75}a^{4}+\frac{17\cdots 47}{28\cdots 75}a^{3}-\frac{56\cdots 67}{57\cdots 50}a^{2}+\frac{34\cdots 69}{57\cdots 15}a+\frac{89\cdots 27}{28\cdots 75}$, $\frac{17\cdots 03}{11\cdots 00}a^{14}+\frac{74\cdots 68}{28\cdots 75}a^{13}-\frac{12\cdots 79}{28\cdots 75}a^{12}+\frac{54\cdots 85}{11\cdots 63}a^{11}-\frac{72\cdots 37}{28\cdots 75}a^{10}+\frac{19\cdots 51}{57\cdots 50}a^{9}-\frac{16\cdots 21}{57\cdots 50}a^{8}+\frac{46\cdots 84}{28\cdots 75}a^{7}-\frac{29\cdots 03}{22\cdots 60}a^{6}+\frac{42\cdots 39}{57\cdots 50}a^{5}-\frac{97\cdots 29}{57\cdots 50}a^{4}+\frac{33\cdots 32}{28\cdots 75}a^{3}-\frac{59\cdots 66}{28\cdots 75}a^{2}+\frac{57\cdots 16}{57\cdots 15}a+\frac{15\cdots 37}{28\cdots 75}$, $\frac{57\cdots 09}{10\cdots 40}a^{14}-\frac{10\cdots 53}{53\cdots 00}a^{13}+\frac{56\cdots 61}{53\cdots 00}a^{12}-\frac{16\cdots 13}{26\cdots 00}a^{11}+\frac{57\cdots 44}{66\cdots 25}a^{10}-\frac{67\cdots 11}{10\cdots 40}a^{9}+\frac{22\cdots 33}{53\cdots 00}a^{8}-\frac{40\cdots 59}{13\cdots 50}a^{7}+\frac{83\cdots 21}{53\cdots 00}a^{6}-\frac{13\cdots 61}{26\cdots 00}a^{5}+\frac{23\cdots 99}{13\cdots 05}a^{4}-\frac{32\cdots 09}{66\cdots 25}a^{3}+\frac{99\cdots 48}{66\cdots 25}a^{2}+\frac{20\cdots 87}{66\cdots 25}a+\frac{93\cdots 31}{66\cdots 25}$, $\frac{13\cdots 83}{19\cdots 00}a^{14}-\frac{35\cdots 73}{98\cdots 00}a^{13}+\frac{14\cdots 33}{98\cdots 00}a^{12}-\frac{10\cdots 37}{98\cdots 00}a^{11}+\frac{29\cdots 61}{19\cdots 00}a^{10}-\frac{91\cdots 77}{78\cdots 44}a^{9}+\frac{89\cdots 03}{98\cdots 00}a^{8}-\frac{15\cdots 81}{22\cdots 00}a^{7}+\frac{49\cdots 29}{12\cdots 50}a^{6}-\frac{19\cdots 89}{98\cdots 00}a^{5}+\frac{11\cdots 48}{12\cdots 25}a^{4}-\frac{17\cdots 47}{61\cdots 25}a^{3}+\frac{14\cdots 19}{12\cdots 50}a^{2}-\frac{15\cdots 43}{61\cdots 25}a+\frac{30\cdots 36}{49\cdots 09}$, $\frac{32\cdots 83}{39\cdots 00}a^{14}-\frac{13\cdots 63}{19\cdots 00}a^{13}+\frac{13\cdots 63}{78\cdots 40}a^{12}-\frac{26\cdots 07}{19\cdots 00}a^{11}+\frac{48\cdots 41}{39\cdots 00}a^{10}-\frac{13\cdots 89}{19\cdots 00}a^{9}+\frac{95\cdots 41}{39\cdots 00}a^{8}-\frac{29\cdots 51}{91\cdots 40}a^{7}-\frac{11\cdots 17}{49\cdots 00}a^{6}+\frac{12\cdots 23}{49\cdots 00}a^{5}-\frac{42\cdots 11}{49\cdots 00}a^{4}+\frac{32\cdots 67}{49\cdots 00}a^{3}-\frac{69\cdots 79}{49\cdots 90}a^{2}+\frac{57\cdots 62}{12\cdots 25}a+\frac{32\cdots 47}{12\cdots 25}$, $\frac{62\cdots 81}{22\cdots 00}a^{14}-\frac{57\cdots 77}{11\cdots 00}a^{13}+\frac{14\cdots 63}{22\cdots 00}a^{12}-\frac{83\cdots 29}{11\cdots 00}a^{11}+\frac{13\cdots 79}{22\cdots 00}a^{10}-\frac{29\cdots 69}{57\cdots 00}a^{9}+\frac{84\cdots 09}{22\cdots 00}a^{8}-\frac{24\cdots 49}{11\cdots 00}a^{7}+\frac{60\cdots 67}{57\cdots 00}a^{6}-\frac{48\cdots 67}{11\cdots 00}a^{5}+\frac{21\cdots 64}{14\cdots 75}a^{4}-\frac{71\cdots 01}{14\cdots 75}a^{3}+\frac{14\cdots 97}{14\cdots 75}a^{2}-\frac{25\cdots 77}{14\cdots 75}a-\frac{16\cdots 74}{14\cdots 75}$, $\frac{41\cdots 97}{19\cdots 00}a^{14}-\frac{84\cdots 07}{98\cdots 00}a^{13}+\frac{78\cdots 31}{19\cdots 00}a^{12}-\frac{65\cdots 13}{24\cdots 00}a^{11}+\frac{64\cdots 59}{19\cdots 00}a^{10}-\frac{26\cdots 11}{98\cdots 00}a^{9}+\frac{33\cdots 89}{19\cdots 00}a^{8}-\frac{14\cdots 53}{11\cdots 00}a^{7}+\frac{36\cdots 41}{49\cdots 00}a^{6}-\frac{31\cdots 39}{12\cdots 50}a^{5}+\frac{13\cdots 23}{12\cdots 50}a^{4}-\frac{86\cdots 27}{24\cdots 00}a^{3}+\frac{62\cdots 17}{61\cdots 25}a^{2}-\frac{76\cdots 08}{61\cdots 25}a-\frac{53\cdots 87}{61\cdots 25}$
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| Regulator: | \( 3847491857052816400 \) (assuming GRH) |
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| Unit signature rank: | \( 1 \) (assuming GRH) |
Class number formula
\[ \begin{aligned}\lim_{s\to 1} (s-1)\zeta_K(s) =\mathstrut & \frac{2^{r_1}\cdot (2\pi)^{r_2}\cdot R\cdot h}{w\cdot\sqrt{|D|}}\cr \approx\mathstrut &\frac{2^{1}\cdot(2\pi)^{7}\cdot 3847491857052816400 \cdot 1}{2\cdot\sqrt{394340412390135315125796995225021875000000000000}}\cr\approx \mathstrut & 2.36865137509985 \end{aligned}\] (assuming GRH)
Galois group
$S_3\times F_5$ (as 15T11):
| A solvable group of order 120 |
| The 15 conjugacy class representatives for $F_5 \times S_3$ |
| Character table for $F_5 \times S_3$ |
Intermediate fields
| 3.1.160175.1, 5.1.170940050000.2 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Sibling fields
| Degree 30 siblings: | data not computed |
| Minimal sibling: | This field is its own minimal sibling |
Frobenius cycle types
| $p$ | $2$ | $3$ | $5$ | $7$ | $11$ | $13$ | $17$ | $19$ | $23$ | $29$ | $31$ | $37$ | $41$ | $43$ | $47$ | $53$ | $59$ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cycle type | R | ${\href{/padicField/3.12.0.1}{12} }{,}\,{\href{/padicField/3.3.0.1}{3} }$ | R | ${\href{/padicField/7.4.0.1}{4} }^{3}{,}\,{\href{/padicField/7.2.0.1}{2} }{,}\,{\href{/padicField/7.1.0.1}{1} }$ | ${\href{/padicField/11.10.0.1}{10} }{,}\,{\href{/padicField/11.5.0.1}{5} }$ | ${\href{/padicField/13.4.0.1}{4} }^{3}{,}\,{\href{/padicField/13.2.0.1}{2} }{,}\,{\href{/padicField/13.1.0.1}{1} }$ | ${\href{/padicField/17.12.0.1}{12} }{,}\,{\href{/padicField/17.3.0.1}{3} }$ | ${\href{/padicField/19.2.0.1}{2} }^{7}{,}\,{\href{/padicField/19.1.0.1}{1} }$ | ${\href{/padicField/23.4.0.1}{4} }^{3}{,}\,{\href{/padicField/23.2.0.1}{2} }{,}\,{\href{/padicField/23.1.0.1}{1} }$ | ${\href{/padicField/29.2.0.1}{2} }^{7}{,}\,{\href{/padicField/29.1.0.1}{1} }$ | $15$ | ${\href{/padicField/37.4.0.1}{4} }^{3}{,}\,{\href{/padicField/37.2.0.1}{2} }{,}\,{\href{/padicField/37.1.0.1}{1} }$ | ${\href{/padicField/41.10.0.1}{10} }{,}\,{\href{/padicField/41.5.0.1}{5} }$ | R | ${\href{/padicField/47.4.0.1}{4} }^{3}{,}\,{\href{/padicField/47.1.0.1}{1} }^{3}$ | ${\href{/padicField/53.12.0.1}{12} }{,}\,{\href{/padicField/53.3.0.1}{3} }$ | ${\href{/padicField/59.2.0.1}{2} }^{7}{,}\,{\href{/padicField/59.1.0.1}{1} }$ |
In the table, R denotes a ramified prime. 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 |
|---|---|---|---|---|---|---|---|
|
\(2\)
| 2.1.5.4a1.1 | $x^{5} + 2$ | $5$ | $1$ | $4$ | $F_5$ | $$[\ ]_{5}^{4}$$ |
| 2.1.5.4a1.1 | $x^{5} + 2$ | $5$ | $1$ | $4$ | $F_5$ | $$[\ ]_{5}^{4}$$ | |
| 2.1.5.4a1.1 | $x^{5} + 2$ | $5$ | $1$ | $4$ | $F_5$ | $$[\ ]_{5}^{4}$$ | |
|
\(5\)
| 5.1.15.17a1.1 | $x^{15} + 5 x^{3} + 5$ | $15$ | $1$ | $17$ | $F_5 \times S_3$ | $$[\frac{5}{4}]_{12}^{2}$$ |
|
\(43\)
| 43.1.5.4a1.1 | $x^{5} + 43$ | $5$ | $1$ | $4$ | $F_5$ | $$[\ ]_{5}^{4}$$ |
| 43.1.10.9a1.2 | $x^{10} + 129$ | $10$ | $1$ | $9$ | $F_{5}\times C_2$ | $$[\ ]_{10}^{4}$$ | |
|
\(149\)
| $\Q_{149}$ | $x + 147$ | $1$ | $1$ | $0$ | Trivial | $$[\ ]$$ |
| 149.2.1.0a1.1 | $x^{2} + 145 x + 2$ | $1$ | $2$ | $0$ | $C_2$ | $$[\ ]^{2}$$ | |
| 149.2.1.0a1.1 | $x^{2} + 145 x + 2$ | $1$ | $2$ | $0$ | $C_2$ | $$[\ ]^{2}$$ | |
| 149.1.2.1a1.2 | $x^{2} + 298$ | $2$ | $1$ | $1$ | $C_2$ | $$[\ ]_{2}$$ | |
| 149.2.2.2a1.2 | $x^{4} + 290 x^{3} + 21029 x^{2} + 580 x + 153$ | $2$ | $2$ | $2$ | $C_2^2$ | $$[\ ]_{2}^{2}$$ | |
| 149.2.2.2a1.2 | $x^{4} + 290 x^{3} + 21029 x^{2} + 580 x + 153$ | $2$ | $2$ | $2$ | $C_2^2$ | $$[\ ]_{2}^{2}$$ |