Finite Group Databasebeta

#27186344

order12928
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC101 ⋊ #1451

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×#87938
commutator, socleC22×C101C2×C42
FittingC4⋊C8×C101C4
prime radicalC22×D101C42
cosocleC4×Dic101C23
hypercenterC4⋊C8#87938
hypocenterC101#1451
LCSG ▷ C22×C101 ▷ C101
UCSC1 ◁ C2×C4 ◁ C4⋊C8

208 conjugacy classes of subgroups; only the 92 normal subgroups are shown.

normal subgroups only

This group has 208 conjugacy classes of subgroups — too many to draw. Only its 92 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) = 117
transitive degreeμt(G) = 6464

A minimal faithful permutation representation — 3 generators on 117 points:

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

Polycyclic presentation:

2^7,101|a^2=d,b^2=e,d^2=f,e^2=g,b^a=bg,c^a=cf,h^a=h^91,h^b=h^10,h^c=h^100,h^d=h^100,h^e=h^100

Conjugacy classes & character table

556 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 19722);