Finite Group Databasebeta

#27187052

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

Aliases

No aliases for this group.

Splittings

Fitting#97×C101 ⋊ C4
SylowC101 ⋊ #1833

Subgroups

subgroupG/H
centerC4#15692334
commutatorC2×C4×C101C22×C4
FrattiniC2×C4C22×#87938
Fitting#97×C101C4
socleC2×C101#382
prime radicalC22×D101#41
cosocleC2×C4×D101C23
hypercenter#97#87938
hypocenterC101#1833
LCSG ▷ C2×C4×C101 ▷ C2×C101 ▷ C101
UCSC1 ◁ C4 ◁ C42 ◁ #97

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

normal subgroups only

This group has 172 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:

(1,2,5,10,19,32,49,42,25,12,3,7,14,23,36,53,68,59,38,21,8,16,27,40,57,72,83,74,55,34,17,29,44,61,76,87,94,85,70,51,30,46,64,79,90,97,99,92,81,66,47,65,80,91,98,101,100,96,89,78,63,45,62,77,88,95,93,86,75,60,43,28,41,58,73,84,82,71,56,39,26,15,24,37,54,69,67,52,35,22,13,6,11,20,33,50,48,31,18,9,4)(102,105)(103,109,110,122)(104,113)(106,117)(107,118)(108,120,112,124)(111,116,123,131)(114,127)(115,128)(119,132)(121,130,125,126)(129,133);(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)(102,104,106,114,107,115,119,129)(103,108,111,121,110,112,123,125)(105,113,117,127,118,128,132,133)(109,120,116,130,122,124,131,126);(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)(104,112,115,108)(105,116,118,131)(106,111)(107,110)(109,117,122,132)(113,126)(114,125,129,121)(119,123)(120,127)(124,133)(128,130)

Polycyclic presentation:

2^7,101|a^2=f,b^2=e,c^2=d,e^2=g,b^a=bd,c^a=ce,d^a=dg,h^a=h^10,f^b=fg,h^b=h^100,f^c=fg,h^f=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, 20430);