Finite Group Databasebeta

D4⋊#15692008 #38787201

order25664
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#15692008

Splittings

FittingD4×C401 ⋊ C8
SylowC401 ⋊ D4⋊C8

Subgroups

subgroupG/H
centerC2C22⋊#15692008
commutatorC4×C401C2×C8
FrattiniC4C2×#15692008
FittingD4×C401C8
socleC2×C401C22⋊C8
prime radicalD4×D401C4
cosocleC4×#13107944C22
hypercenterD4#15692008
hypocenterC401D4⋊C8
LCSG ▷ C4×C401 ▷ C2×C401 ▷ C401
UCSC1 ◁ C2 ◁ C4 ◁ D4

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3208

Polycyclic presentation:

2^6,401|a^2=d,c^2=e,d^2=f,b^a=bc,c^a=ce,g^a=g^45,c^b=ce,g^d=g^20,g^f=g^400

Conjugacy classes & character table

278 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25664, 1636);