Finite Group Databasebeta

#27158958

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

Aliases

No aliases for this group.

Splittings

SylowC97 ⋊ #2171

Subgroups

subgroupG/H
centerC2D4×#11715906
commutatorC4×C97C22×C8
FrattiniC4C22×#11715906
FittingD8×C97C8
socleC2×C97C8×D4
prime radical#15690829C4
cosocle#13095519C23
hypercenterD8#11715906
hypocenterC97#2171
LCSG ▷ C4×C97 ▷ C2×C97 ▷ C97
UCSC1 ◁ C2 ◁ C4 ◁ D8

144 conjugacy classes of subgroups; only the 53 normal subgroups are shown.

normal subgroups only

This group has 144 conjugacy classes of subgroups — too many to draw. Only its 53 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:

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

Polycyclic presentation:

2^7,97|a^2=e,c^2=e,d^2=g,e^2=f,f^2=g,b^a=bd,c^a=cg,d^a=dg,h^a=h^33,d^b=dg,h^c=h^64,h^e=h^22,h^f=h^96

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12416, 21732);