Finite Group Databasebeta

#27158941

order12416
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C4

Aliases

No aliases for this group.

Splittings

SylowC97 ⋊ #2164

Subgroups

subgroupG/H
center, FrattiniC22C22×#11715906
commutator, socleC22×C97C22×C8
FittingC22⋊C4×C97C8
prime radicalC23×C97C2×C8
cosocleC2×#11715897C23
hypercenterC22⋊C4#11715906
hypocenterC97#2164
LCSG ▷ C22×C97 ▷ C97
UCSC1 ◁ C22 ◁ C22⋊C4

138 conjugacy classes of subgroups; only the 57 normal subgroups are shown.

normal subgroups only

This group has 138 conjugacy classes of subgroups — too many to draw. Only its 57 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) = 137
transitive degreeμt(G) = 6208

A minimal faithful permutation representation — 3 generators on 137 points:

(1,2,6,15,31,58,82,93,78,63,69,41,66,85,46,74,71,24,50,72,54,25,4,11,27,43,70,89,59,84,61,12,21,8,18,39,65,90,96,67,92,87,37,52,13,29,35,16,32,40,7,17,36,28,53,34,60,88,91,95,97,81,55,33,3,9,22,45,73,38,62,68,20,44,26,10,23,47,75,79,49,51,80,48,76,77,19,42,56,83,94,64,86,57,30,14,5)(98,100,101,104)(99,103,102,105)(108,116)(112,122)(117,128)(118,129)(123,132)(124,133)(130,136)(134,137);(99,102)(103,105)(106,108)(107,112)(109,117)(110,118)(111,116)(113,123)(114,124)(115,122)(119,130)(120,128)(121,129)(125,134)(126,132)(127,133)(131,136)(135,137);(2,3,4,7,5,8,10,16)(6,12,13,15,14,22,28,30)(9,19,20,40,21,41,43,32)(11,24,25,48,26,49,23,46)(17,33,34,59,35,18,37,38)(27,51,52,65,44,71,53,81)(29,45,54,72,36,61,47,75)(31,55,56,82,57,39,63,64)(42,67,68,80,69,91,70,74)(50,77,78,89,79,66,83,62)(58,84,85,60,86,73,76,87)(88,95,94,90,92,96,93,97)(98,99)(100,103)(101,102)(104,105)(106,107,109,113,110,114,119,125,111,115,120,126,121,127,131,135)(108,112,117,123,118,124,130,134,116,122,128,132,129,133,136,137)

Polycyclic presentation:

2^7,97|a^2=e,c^2=d,e^2=f,f^2=g,b^a=bd,h^a=h^64,c^b=cg,h^e=h^22,h^f=h^96

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12416, 21715);