Finite Group Databasebeta

D397⋊(C4⋊C8) #38763523

order25408
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD397⋊(C4⋊C8)

Splittings

SylowC397 ⋊ C2×C4⋊C8

Subgroups

subgroupG/H
centerC2×C4C2×#13097544
commutatorC2×C397C22×C8
FrattiniC22C22×#13097544
FittingC42×C397C4
socleC22×C397C22×C4
prime radicalC22×D397C2×C4
cosocleC2×Dic397C23
hypercenterC42#13097544
hypocenterC397C2×C4⋊C8
LCSG ▷ C2×C397 ▷ C397
UCSC1 ◁ C2×C4 ◁ C42

138 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 12704

Polycyclic presentation:

2^6,397|a^2=e,b^2=d,e^2=f,b^a=bd,g^a=g^334,g^c=g^396,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, 1550);