Finite Group Databasebeta

C2×Dic99 #11716196

order792
isoclinismisoclinic class of D99
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

direct productC2×Dic99
unambiguous semidirect product(C2×C9)⋊Dic11
unambiguous semidirect product(C2×C11)⋊Dic9

Splittings

derived, HallC9×C11 ⋊ C2×C4
SylowC11 ⋊ C2×Dic9
SylowC9 ⋊ C2×Dic11

Subgroups

subgroupG/H
center, hypercenterC22D99
commutator, hypocenterC9×C11C2×C4
FrattiniC2×C3C2×D33
FittingC22×C9×C11C2
socle, prime radicalC22×C3×C11D3
cosocleC2×C9×C11C22
LCSG ▷ C9×C11
UCSC1 ◁ C22

48 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 792

Conjugacy classes & character table

204 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofDic9×Dic11, #13096860, Dic9⋊Dic11, …
maximal normal subgroup ofDic9×Dic11, #13096860, Dic9⋊Dic11, …
maximal quotient ofC2×C9⋊(C11⋊C8), #13096905, C4×Dic99, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(792, 26);