Finite Group Databasebeta

D397⋊#99 #38763499

order25408
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productD397⋊#99

Splittings

FittingC2×D4×C397 ⋊ C4
SylowC397 ⋊ C2×#99

Subgroups

subgroupG/H
centerC2C2×C22⋊#13097544
commutatorC22×C397C22×C4
FrattiniC22C22×#13097544
FittingC2×D4×C397C4
socleC2×C397C2×C22⋊C4
prime radicalC2×D4×D397C2
cosocleC22×D397C23
hypercenterC2×D4#13097544
hypocenterC397C2×#99
LCSG ▷ C22×C397 ▷ C2×C397 ▷ C397
UCSC1 ◁ C2 ◁ C23 ◁ C2×D4

210 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 210 conjugacy classes of subgroups — too many to draw. Only its 50 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3176

Polycyclic presentation:

2^6,397|a^2=e,b^a=bd,d^a=df,g^a=g^334,e^b=ef,g^c=g^396,g^e=g^396

Conjugacy classes & character table

1012 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25408, 1526);