Finite Group Databasebeta

#27187338

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

Aliases

No aliases for this group.

Splittings

SylowC101 ⋊ C4×M32

Subgroups

subgroupG/H
centerC2×C8C2×#87938
commutatorC2×C101C2×C4×C8
FrattiniC2×C4C22×#87938
FittingC22×C8×C101C4
socleC22×C101C22×C8
prime radicalC23×C101C2×C8
cosocleC2×#11717579C23
hypercenterC22×C8#87938
hypocenterC101C4×M32
LCSG ▷ C2×C101 ▷ C101
UCSC1 ◁ C2×C8 ◁ C22×C8

196 conjugacy classes of subgroups; only the 118 normal subgroups are shown.

normal subgroups only

This group has 196 conjugacy classes of subgroups — too many to draw. Only its 118 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 — 3 generators on 121 points:

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

Polycyclic presentation:

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

Conjugacy classes & character table

880 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 20716);