Finite Group Databasebeta

#27157893

order12416
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

FittingC2×D8×C97 ⋊ C4
SylowC97 ⋊ #1976

Subgroups

subgroupG/H
centerC2#20261687
commutatorC2×C4×C97C22×C4
FrattiniC2×C4C22×#87604
FittingC2×D8×C97C4
socleC2×C97#390
prime radicalC2×#15690829C2
cosocleC2×C4×D97C23
hypercenterC2×D8#87604
hypocenterC97#1976
LCSG ▷ C2×C4×C97 ▷ C2×C97 ▷ C97
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×D8

284 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 284 conjugacy classes of subgroups — too many to draw. Only its 66 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 129
transitive degreeμt(G) = 3104

A minimal faithful permutation representation — 3 generators on 129 points:

(1,2)(3,11)(4,5)(6,7)(8,24)(9,10)(12,20)(13,14)(15,16)(17,41)(18,19)(21,37)(22,23)(25,33)(26,27)(28,29)(30,62)(31,32)(34,58)(35,36)(38,54)(39,40)(42,50)(43,44)(45,46)(47,82)(48,49)(51,80)(52,53)(55,78)(56,57)(59,75)(60,61)(63,71)(64,65)(66,67)(68,79)(69,70)(72,76)(73,74)(81,89)(83,88)(84,85)(86,87)(90,95)(91,92)(93,94)(96,97)(98,101,102,112,103,113,115,126)(99,105,107,111,106,119,114,125)(100,108,110,122,109,121,123,127)(104,116,117,120,118,128,124,129);(2,3,4,6)(5,8,9,15)(7,12,13,11)(10,17,18,28)(14,21,22,24)(16,25,26,20)(19,30,31,45)(23,34,35,41)(27,38,39,37)(29,42,43,33)(32,47,48,66)(36,51,52,62)(40,55,56,58)(44,59,60,54)(46,63,64,50)(49,68,69,86)(53,72,73,82)(57,76,77,80)(61,79,74,78)(65,81,70,75)(67,83,84,71)(85,90,91,89)(87,92,93,88)(94,96,97,95)(98,100)(99,104,106,118)(101,108)(102,110)(103,109)(105,116,119,128)(107,117,114,124)(111,120,125,129)(112,122)(113,121)(115,123)(126,127);(2,3,4,6)(5,8,9,15)(7,12,13,11)(10,17,18,28)(14,21,22,24)(16,25,26,20)(19,30,31,45)(23,34,35,41)(27,38,39,37)(29,42,43,33)(32,47,48,66)(36,51,52,62)(40,55,56,58)(44,59,60,54)(46,63,64,50)(49,68,69,86)(53,72,73,82)(57,76,77,80)(61,79,74,78)(65,81,70,75)(67,83,84,71)(85,90,91,89)(87,92,93,88)(94,96,97,95)(98,99)(100,104,109,118)(101,111)(102,114)(103,106)(105,112)(107,115)(108,120,121,129)(110,124,123,117)(113,125)(116,127,128,122)(119,126)

Polycyclic presentation:

2^7,97|a^2=f,b^2=df,c^2=e,e^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,h^a=h^22,d^b=dg,f^b=fg,h^b=h^22,h^c=h^96,h^f=h^96

Conjugacy classes & character table

368 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12416, 20667);