Finite Group Databasebeta

C2×Dic2749 #36347147

order21992
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

direct productC2×Dic2749

Splittings

derived, SylowC2749 ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC22D2749
commutator, hypocenterC2749C2×C4
FrattiniC2C2×D2749
Fitting, socle, prime radicalC22×C2749C2
cosocleC2×C2749C22
LCSG ▷ C2749
UCSC1 ◁ C22

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 21992

Conjugacy classes & character table

5504 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21992, 8);