Finite Group Databasebeta

(C2×#11764308)⋊C4 #22579931

order8864
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product(C2×#11764308)⋊C4

Splittings

FittingC2×C4×C277 ⋊ C4
SylowC277 ⋊ #95

Subgroups

subgroupG/H
center, FrattiniC22C2×#11764308
commutatorC2×C277C42
FittingC2×C4×C277C4
socleC22×C277C2×C4
hypercenterC2×C4#11764308
hypocenterC277#95
LCSG ▷ C2×C277 ▷ C277
UCSC1 ◁ C22 ◁ C2×C4

76 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^5,277|a^2=d,b^2=e,b^a=bc,f^a=f^217,f^d=f^276

Conjugacy classes & character table

572 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#31800853, #31800854, #31800855, …
maximal normal subgroup of#31800853, #31800854, #31800855, …
maximal quotient of(C2×#11764308)⋊C8, #31800868, #31800869, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8864, 197);