Finite Group Databasebeta

C2×#23754587 #34089715

order19744
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

direct productC2×#23754587

Splittings

FittingC2×Q8×C617 ⋊ C2
SylowC617 ⋊ C2×SD16

Subgroups

subgroupG/H
centerC22C22⋊D617
commutator, cosocleC4×C617C23
FrattiniC4C22×D617
FittingC2×Q8×C617C2
socleC22×C617D4
prime radicalC2×D2468C2
hypercenterC2×Q8D617
hypocenterC617C2×SD16
LCSG ▷ C4×C617 ▷ C2×C617 ▷ C617
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×Q8

68 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9872

Conjugacy classes & character table

3094 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19744, 159);