Finite Group Databasebeta

#27186337

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

Aliases

No aliases for this group.

Splittings

SylowC101 ⋊ #1450

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×#87938
commutatorC2×C101C2×C4×C8
FittingC22⋊C8×C101C4
socleC22×C101C2×C42
prime radicalC23×C101C42
cosocleC4×Dic101C23
hypercenterC22⋊C8#87938
hypocenterC101#1450
LCSG ▷ C2×C101 ▷ C101
UCSC1 ◁ C2×C4 ◁ C22⋊C8

212 conjugacy classes of subgroups; only the 104 normal subgroups are shown.

normal subgroups only

This group has 212 conjugacy classes of subgroups — too many to draw. Only its 104 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) = 125
transitive degreeμt(G) = 6464

A minimal faithful permutation representation — 3 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)(112,118)(115,121)(119,124)(122,125);(102,103,104,106,105,107,108,109)(110,112)(111,115)(113,119)(114,118)(116,122)(117,121)(120,124)(123,125);(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)(110,111,113,116,114,117,120,123)(112,115,119,122,118,121,124,125)

Polycyclic presentation:

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

Conjugacy classes & character table

580 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 19715);