Finite Group Databasebeta

#27186680

order12928
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC101 ⋊ #1564

Subgroups

subgroupG/H
centerC2×C4C4⋊#87938
commutatorC4×C101C22×C8
FrattiniC2×C4C22×#87938
FittingC4×C8×C101C4
socleC22×C101C2×C4⋊C4
prime radicalC22×D101C4⋊C4
cosocleC4×Dic101C23
hypercenterC4×C8#87938
hypocenterC101#1564
LCSG ▷ C4×C101 ▷ C2×C101 ▷ C101
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×C8

180 conjugacy classes of subgroups; only the 82 normal subgroups are shown.

normal subgroups only

This group has 180 conjugacy classes of subgroups — too many to draw. Only its 82 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) = 125
transitive degreeμt(G) = 6464

A minimal faithful permutation representation — 3 generators on 125 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)(47,80)(48,49)(51,77)(52,53)(55,73)(56,57)(59,69)(60,61)(63,64)(66,91)(67,68)(70,88)(71,72)(74,84)(75,76)(78,79)(81,98)(82,83)(85,95)(86,87)(89,90)(92,101)(93,94)(96,97)(99,100)(110,113,115,114)(111,117,118,123)(112,120,122,121)(116,119,124,125);(110,112,114,121,115,122,113,120)(111,116,117,119,118,124,123,125);(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)(32,47,48,65)(36,51,52,62)(40,55,56,58)(44,59,60,54)(46,49,63,50)(53,66,67,80)(57,70,71,77)(61,74,75,73)(64,68,78,69)(72,81,82,91)(76,85,86,88)(79,83,89,84)(87,92,93,98)(90,94,96,95)(97,99,100,101)(102,103,104,106,105,107,108,109)(110,111)(112,119)(113,117)(114,123)(115,118)(116,121)(120,124)(122,125)

Polycyclic presentation:

2^7,101|a^2=e,b^2=d,c^2=f,d^2=f,e^2=g,b^a=bd,d^a=df,h^a=h^10,h^c=h^100,h^e=h^100

Conjugacy classes & character table

856 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 20058);