Finite Group Databasebeta

C2×Dic1997 #30630436

order15976
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

direct productC2×Dic1997

Splittings

derived, SylowC1997 ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC22D1997
commutator, hypocenterC1997C2×C4
FrattiniC2C2×D1997
Fitting, socle, prime radicalC22×C1997C2
cosocleC2×C1997C22
LCSG ▷ C1997
UCSC1 ◁ C22

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15976

Conjugacy classes & character table

4000 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC4×Dic1997, #44544113, C22⋊Dic1997, …
maximal normal subgroup ofC4×Dic1997, #44544113, C22⋊Dic1997, …
maximal quotient ofC4×Dic1997, C22⋊Dic1997, C4⋊Dic1997, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15976, 8);