Finite Group Databasebeta

C2×D137⋊#131 #31797778

order17536
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C29

Aliases

direct productC2×D137⋊#131
unambiguous semidirect productD137⋊(C2×#131)

Splittings

SylowC137 ⋊ C22×#131

Subgroups

subgroupG/H
centerC2×C4C22×#10587739
commutatorC2×C137C24×C4
FrattiniC2C24×#10587739
FittingC2×#41×C137C4
socleC22×C137C23×C4
prime radicalC2×#41×D137C2
cosocleDic137C25
hypercenterC2×#41#10587739
hypocenterC137C22×#131
LCSG ▷ C2×C137 ▷ C137
UCSC1 ◁ C2×C4 ◁ C2×#41

1504 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4384

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17536, 21499);