Finite Group Databasebeta

(C2×D139)⋊#95 #31804625

order17792
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C27

Aliases

unambiguous semidirect product(C2×D139)⋊#95

Splittings

FittingC2×#95×C139 ⋊ C2
SylowC139 ⋊ C22⋊#95

Subgroups

subgroupG/H
center, FrattiniC24C22×D139
commutatorC22×C139C2×C42
FittingC2×#95×C139C2
socle, cosocleC24×C139C23
prime radicalC24×D139C22
hypercenterC2×#95D139
hypocenterC139C22⋊#95
LCSG ▷ C22×C139 ▷ C139
UCSC1 ◁ C24 ◁ C2×#95

1088 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8896

Polycyclic presentation:

2^7,139|a^2=f,b^2=g,b^a=bd,c^a=ce,h^c=h^138

Conjugacy classes & character table

2816 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 2731);