Finite Group Databasebeta

#27156838

order12416
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

Fitting#101×C97 ⋊ C4
SylowC97 ⋊ #1395

Subgroups

subgroupG/H
centerC2#20261612
commutatorC2×C4×C97C42
FrattiniC2×Q8C2×#87604
Fitting#101×C97C4
socleC2×C97#342
prime radical, cosocleC2×#13095512C22
hypercenter#101#87604
hypocenterC97#1395
LCSG ▷ C2×C4×C97 ▷ C22×C97 ▷ C2×C97 ▷ C97
UCSC1 ◁ C2 ◁ C22 ◁ C2×Q8 ◁ #101

162 conjugacy classes of subgroups; only the 38 normal subgroups are shown.

normal subgroups only

This group has 162 conjugacy classes of subgroups — too many to draw. Only its 38 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 — 2 generators on 129 points:

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

Polycyclic presentation:

2^7,97|a^2=d,b^2=e,c^2=g,e^2=g,b^a=bc,c^a=cf,e^a=eg,f^a=fg,h^a=h^75,d^b=dfg,h^b=h^22,d^c=dg,h^d=h^96,h^e=h^96

Conjugacy classes & character table

290 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12416, 19612);