Finite Group Databasebeta

C2×#22578394 #31797408

order17536
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC2×#22578394
unambiguous semidirect productD137⋊#417

Splittings

FittingC2×#41×C137 ⋊ C4
SylowC137 ⋊ C2×#417

Subgroups

subgroupG/H
centerC22C2×C22⋊#10587739
commutatorC4×C137C23×C4
FrattiniC4C23×#10587739
FittingC2×#41×C137C4
socleC22×C137C2×C22⋊C4
prime radicalC2×#41×D137C2
cosocleC4×D137C24
hypercenterC2×#41#10587739
hypocenterC137C2×#417
LCSG ▷ C4×C137 ▷ C2×C137 ▷ C137
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#41

816 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2192

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17536, 21129);