Finite Group Databasebeta

#27186151

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

Aliases

No aliases for this group.

Splittings

SylowC101 ⋊ #1365

Subgroups

subgroupG/H
centerC22#15692317
commutatorC2×C8×C101C2×C4
FrattiniC2×C8C2×#87938
Fitting#107×C101C4
socle, prime radicalC22×C101#102
cosocleC8×Dic101C22
hypercenter#107#87938
hypocenterC101#1365
LCSG ▷ C2×C8×C101 ▷ C2×C4×C101 ▷ C2×C101 ▷ C101
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×C8 ◁ #107

86 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 125
transitive degreeμt(G) = 12928

A minimal faithful permutation representation — 2 generators on 125 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)(102,103,105,107)(104,109,108,106)(111,116)(112,121)(113,123)(115,122)(117,119)(118,124)(120,125);(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)(103,106)(104,108)(107,109)(110,111,113,116,115,119,112,120,114,118,121,124,122,125,123,117)

Polycyclic presentation:

2^7,101|a^2=d,b^2=eg,c^2=fg,d^2=efg,f^2=g,b^a=bc,c^a=ce,h^a=h^10,c^b=cf,d^b=def,f^b=fg,h^d=h^100

Conjugacy classes & character table

379 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 19529);