Finite Group Databasebeta

(C2×#14515358)⋊C4 #29508808

order15424
automorphism?
homologyAbelianization (H1) = C4×C8 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product(C2×#14515358)⋊C4

Splittings

FittingC2×C4×C241 ⋊ C8
SylowC241 ⋊ #336

Subgroups

subgroupG/H
center, FrattiniC22C2×#14515358
commutatorC2×C241C4×C8
FittingC2×C4×C241C8
socleC22×C241C2×C8
prime radicalC22×D241C2×C4
cosocleC22×#11757210C22
hypercenterC2×C4#14515358
hypocenterC241#336
LCSG ▷ C2×C241 ▷ C241
UCSC1 ◁ C22 ◁ C2×C4

118 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1928

Polycyclic presentation:

2^6,241|a^2=d,b^2=e,d^2=f,b^a=bc,g^a=g^30,g^d=g^177,g^f=g^240

Conjugacy classes & character table

280 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15424, 1640);