Finite Group Databasebeta

D4⋊#11717581 #20266024

order6464
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#11717581

Splittings

SylowC101 ⋊ D4⋊C8

Subgroups

subgroupG/H
centerC22C22⋊#87938
commutatorC4×C101C2×C8
FrattiniC2×C4C2×#87938
FittingC2×D4×C101C4
socleC22×C101C22⋊C4
hypercenterC2×D4#87938
hypocenterC101D4⋊C8
LCSG ▷ C4×C101 ▷ C2×C101 ▷ C101
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D4

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^6,101|a^2=d,c^2=e,d^2=f,b^a=bc,c^a=ce,g^a=g^10,c^b=ce,g^d=g^100

Conjugacy classes & character table

278 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×D4⋊#11717581, D101⋊(D4⋊C8), #27186423, …
maximal normal subgroup ofC2×D4⋊#11717581, D101⋊(D4⋊C8), #27186423, …
maximal quotient of#27185948, #27185950, #27185968, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6464, 1396);