Finite Group Databasebeta

C2×C139⋊#338 #31806107

order17792
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C24

Aliases

direct productC2×C139⋊#338
unambiguous semidirect product(C2×C139)⋊#338

Splittings

SylowC139 ⋊ C2×#338

Subgroups

subgroupG/H
centerC2×C4C4×Dic139
commutatorC4×C139C2×C42
FrattiniC22×C4C22×D139
FittingC22×M16×C139C2
socleC22×C139#95
prime radicalC24×C139Q8
cosocleC22×C4×C139C23
hypercenterC22×M16D139
hypocenterC139C2×#338
LCSG ▷ C4×C139 ▷ C139
UCSC1 ◁ C2×C4 ◁ C22×M16

372 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4448

Conjugacy classes & character table

2804 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 4213);