Finite Group Databasebeta

D401⋊#99 #38787091

order25664
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productD401⋊#99

Splittings

FittingC2×D4×C401 ⋊ C4
SylowC401 ⋊ C2×#99

Subgroups

subgroupG/H
centerC2C2×C22⋊#13107944
commutatorC22×C401C22×C4
FrattiniC22C22×#13107944
FittingC2×D4×C401C4
socleC2×C401C2×C22⋊C4
prime radicalC2×D4×D401C2
cosocleC22×D401C23
hypercenterC2×D4#13107944
hypocenterC401C2×#99
LCSG ▷ C22×C401 ▷ C2×C401 ▷ C401
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) = 3208

Polycyclic presentation:

2^6,401|a^2=e,b^a=bd,d^a=df,g^a=g^20,e^b=ef,g^c=g^400,g^e=g^400

Conjugacy classes & character table

1022 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25664, 1526);