Finite Group Databasebeta

#27187878

order12928
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC101 ⋊ #2935

Subgroups

subgroupG/H
center, FrattiniC22C23×#87938
commutator, socleC22×C101C23×C4
FittingC4⋊Q8×C101C4
prime radical#20265728C2
cosocleC2×Dic101C24
hypercenterC4⋊Q8#87938
hypocenterC101#2935
LCSG ▷ C22×C101 ▷ C101
UCSC1 ◁ C22 ◁ C4⋊Q8

492 conjugacy classes of subgroups; only the 166 normal subgroups are shown.

normal subgroups only

This group has 492 conjugacy classes of subgroups — too many to draw. Only its 166 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) = 121
transitive degreeμt(G) = 6464

A minimal faithful permutation representation — 4 generators on 121 points:

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

Polycyclic presentation:

2^7,101|a^2=f,c^2=f,f^2=g,b^a=be,h^a=h^91,d^b=dg,h^b=h^100,d^c=dg,h^c=h^10,h^d=h^100,h^f=h^100

Conjugacy classes & character table

400 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 21256);