Finite Group Databasebeta

C4⋊#20263734 #38763442

order25408
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#20263734

Splittings

SylowC397 ⋊ C4⋊C16

Subgroups

subgroupG/H
center, FrattiniC2×C4C2×#13097544
commutatorC2×C397C2×C16
FittingC42×C397C4
socle, prime radicalC22×C397C2×C8
cosocleC2×#15691787C22
hypercenterC42#13097544
hypocenterC397C4⋊C16
LCSG ▷ C2×C397 ▷ C397
UCSC1 ◁ C2×C4 ◁ C42

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 25408

Polycyclic presentation:

2^6,397|a^2=d,b^2=c,d^2=e,e^2=f,b^a=bc,g^a=g^334,g^d=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, 1469);