Finite Group Databasebeta

C22⋊#14515358 #21440734

order7712
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊#14515358
unambiguous semidirect product(C2×#14515358)⋊C2

Splittings

FittingC22×C241 ⋊ C8
SylowC241 ⋊ C22⋊C8

Subgroups

subgroupG/H
center, FrattiniC2C2×#14515358
commutator, socleC2×C241C2×C8
FittingC22×C241C8
hypercenterC22#14515358
hypocenterC241C22⋊C8
LCSG ▷ C2×C241 ▷ C241
UCSC1 ◁ C2 ◁ C22

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^5,241|a^2=d,d^2=e,b^a=bc,f^a=f^30,f^d=f^177,f^e=f^240

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#29508802, #29508803, C2×C22⋊#14515358, …
maximal normal subgroup of#29508802, #29508803, C2×C22⋊#14515358, …
maximal quotient of#29508802, #29508803, D4⋊#14515358, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7712, 238);