Finite Group Databasebeta

(C2×#13097544)⋊C8 #38763387

order25408
automorphism?
homologyAbelianization (H1) = C4×C8 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product(C2×#13097544)⋊C8

Splittings

FittingC2×C8×C397 ⋊ C4
SylowC397 ⋊ #336

Subgroups

subgroupG/H
center, FrattiniC2×C4C2×#13097544
commutatorC2×C397C4×C8
FittingC2×C8×C397C4
socleC22×C397C42
prime radicalC22×D397C2×C4
cosocleC2×C4×D397C22
hypercenterC2×C8#13097544
hypocenterC397#336
LCSG ▷ C2×C397 ▷ C397
UCSC1 ◁ C2×C4 ◁ C2×C8

118 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6352

Polycyclic presentation:

2^6,397|a^2=d,b^2=e,d^2=f,b^a=bc,g^b=g^334,g^e=g^396

Conjugacy classes & character table

1624 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25408, 1414);