Finite Group Databasebeta

C2×Dic2578 #35207413

order20624
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

direct productC2×Dic2578
unambiguous semidirect product(C2×C1289)⋊Q8

Splittings

SylowC1289 ⋊ C2×Q8

Subgroups

subgroupG/H
centerC22C2×D1289
commutator, cosocleC2×C1289C23
FrattiniC2C22×D1289
FittingC2×C4×C1289C2
socle, prime radicalC22×C1289C22
hypercenterC2×C4D1289
hypocenterC1289C2×Q8
LCSG ▷ C2×C1289 ▷ C1289
UCSC1 ◁ C22 ◁ C2×C4

38 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 20624

Conjugacy classes & character table

5162 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20624, 38);