Finite Group Databasebeta

C4×Dic619 #23755239

order9904
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C4

Aliases

direct productC4×Dic619
unambiguous semidirect productC619⋊C42

Splittings

derived, SylowC619 ⋊ C42

Subgroups

subgroupG/H
center, hypercenterC2×C4D619
commutator, hypocenterC619C42
FrattiniC22C2×D619
FittingC2×C4×C619C2
socle, prime radical, cosocleC22×C619C22
LCSG ▷ C619
UCSC1 ◁ C2×C4

30 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

2488 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC8×Dic619, #34090263, #34090279, …
maximal normal subgroup ofC8×Dic619, #34090263, #34090279, …
maximal quotient ofC619⋊#95, C8×Dic619, C4×C619⋊C8, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(9904, 16);