Finite Group Databasebeta

D137⋊#407 #31797366

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

Aliases

unambiguous semidirect productD137⋊#407

Splittings

SylowC137 ⋊ C2×#407

Subgroups

subgroupG/H
centerC2×C4C22×#10587739
commutator, socleC22×C137C23×C4
FrattiniC22C23×#10587739
FittingC23×C4×C137C4
prime radicalC24×D137C4
cosocleC2×Dic137C24
hypercenterC23×C4#10587739
hypocenterC137C2×#407
LCSG ▷ C22×C137 ▷ C137
UCSC1 ◁ C2×C4 ◁ C23×C4

1008 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2192

Polycyclic presentation:

2^7,137|a^2=f,f^2=g,b^a=be,c^a=cg,h^a=h^100,h^d=h^136,h^f=h^136

Conjugacy classes & character table

1144 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17536, 21087);