Finite Group Databasebeta

C2×#24907916 #35406185

order21248
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

direct productC2×#24907916

Splittings

FittingC23×C22⋊C4×C83 ⋊ C2
SylowC83 ⋊ C2×#1898

Subgroups

subgroupG/H
centerC23C2×(C2×D83)⋊C4
commutatorC23×C83C23×C4
FrattiniC24C23×D83
FittingC23×C22⋊C4×C83C2
socleC23×C83C2×C22⋊C4
prime radicalC22×#14581761C2
cosocleC24×C83C24
hypercenterC23×C22⋊C4D83
hypocenterC83C2×#1898
LCSG ▷ C23×C83 ▷ C2×C83 ▷ C83
UCSC1 ◁ C23 ◁ C26 ◁ C23×C22⋊C4

3746 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 97
transitive degreeμt(G) = 2656

A minimal faithful permutation representation — 4 generators on 97 points:

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

Conjugacy classes & character table

3344 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21248, 171349);