Finite Group Databasebeta

#27187480

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

Aliases

No aliases for this group.

Splittings

FittingM32×C101 ⋊ C4
SylowC101 ⋊ #2155

Subgroups

subgroupG/H
centerC2C2×#15692323
commutatorC8×C101C22×C4
FrattiniC8C22×#87938
FittingM32×C101C4
socleC2×C101C2×#106
prime radicalC22×D101SD16
cosocleC8×D101C23
hypercenterM32#87938
hypocenterC101#2155
LCSG ▷ C8×C101 ▷ C4×C101 ▷ C2×C101 ▷ C101
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ M32

144 conjugacy classes of subgroups; only the 62 normal subgroups are shown.

normal subgroups only

This group has 144 conjugacy classes of subgroups — too many to draw. Only its 62 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) = 133
transitive degreeμt(G) = 3232

A minimal faithful permutation representation — 3 generators on 133 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)(102,105,108,107)(103,110,112,122)(104,114,116,117)(106,118,121,120)(109,123,124,133)(111,119,125,132)(113,126,127,131)(115,128,129,130);(102,104,106,115,107,117,120,130,108,116,121,129,105,114,118,128)(103,109,111,113,110,123,119,126,112,124,125,127,122,133,132,131);(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)(104,113,116,127)(105,110)(106,119)(107,122)(108,112)(109,115,124,129)(111,120)(114,126,117,131)(118,125)(121,132)(123,128,133,130)

Polycyclic presentation:

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

Conjugacy classes & character table

532 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 20858);