Finite Group Databasebeta

#27173191

order12928
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC101 ⋊ #2211

Subgroups

subgroupG/H
centerC22C2×#13108059
commutator, cosocleC2×C8×C101C23
FrattiniC2×C8C22×D101
Fitting#495×C101C2
socleC22×C101C2×D8
prime radicalC2×D8×C101C22
hypercenter#495D101
hypocenterC101#2211
LCSG ▷ C2×C8×C101 ▷ C4×C101 ▷ C2×C101 ▷ C101
UCSC1 ◁ C22 ◁ C42 ◁ C4×C8 ◁ #495

158 conjugacy classes of subgroups; only the 51 normal subgroups are shown.

normal subgroups only

This group has 158 conjugacy classes of subgroups — too many to draw. Only its 51 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) = 137
transitive degreeμt(G) = 6464

A minimal faithful permutation representation — 3 generators on 137 points:

(2,3)(4,5)(6,7)(8,9)(10,11)(12,13)(14,15)(16,17)(18,19)(20,21)(22,23)(24,25)(26,27)(28,29)(30,31)(32,33)(34,35)(36,37)(38,39)(40,41)(42,43)(44,45)(46,47)(48,49)(50,51)(52,53)(54,55)(56,57)(58,59)(60,61)(62,63)(64,65)(66,67)(68,69)(70,71)(72,73)(74,75)(76,77)(78,79)(80,81)(82,83)(84,85)(86,87)(88,89)(90,91)(92,93)(94,95)(96,97)(98,99)(100,101)(106,108,109,117)(107,113,112,127)(110,123,120,137)(111,126,121,119)(114,130,128,136)(115,131,125,129)(116,133,132,122)(118,135,134,124);(1,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100,101,99,97,95,93,91,89,87,85,83,81,79,77,75,73,71,69,67,65,63,61,59,57,55,53,51,49,47,45,43,41,39,37,35,33,31,29,27,25,23,21,19,17,15,13,11,9,7,5,3)(102,103,104,105)(107,112)(113,127)(114,128)(115,125)(116,132)(122,133)(129,131)(130,136);(103,105)(106,107)(108,116)(109,112)(110,122)(111,125)(113,118)(114,124)(115,121)(117,132)(119,136)(120,133)(123,131)(126,130)(127,134)(128,135)(129,137)

Polycyclic presentation:

2^7,101|b^2=dg,c^2=g,e^2=fg,f^2=g,b^a=bd,c^a=ce,e^a=ef,f^a=fg,e^c=ef,f^c=fg,h^c=h^100

Conjugacy classes & character table

1129 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 6569);