Finite Group Databasebeta

C4⋊(C139⋊C32) #31804600

order17792
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊(C139⋊C32)

Splittings

SylowC139 ⋊ C4⋊C32

Subgroups

subgroupG/H
center, FrattiniC2×C16C2×D139
commutatorC2×C139C2×C32
FittingC4×C16×C139C2
socle, prime radicalC22×C139C2×C16
cosocleC2×C16×C139C22
hypercenterC4×C16D139
hypocenterC139C4⋊C32
LCSG ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C16 ◁ C4×C16

62 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17792

Polycyclic presentation:

2^7,139|a^2=d,b^2=c,d^2=e,e^2=f,f^2=g,b^a=bc,h^a=h^138

Conjugacy classes & character table

4496 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 2706);