Finite Group Databasebeta

C2×#10617451 #13044739

order1280
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C29

Aliases

direct productC2×#10617451
unambiguous semidirect productD5⋊#2947

Splittings

FittingC2×C5×#137 ⋊ C4
SylowC5 ⋊ C2×#2947

Subgroups

subgroupG/H
centerC22C2×D4×AGL(1,𝔽5)
commutatorC4×C5C24×C4
FrattiniC4C24×AGL(1,𝔽5)
FittingC2×C5×#137C4
socleC22×C5C2×C4×D4
prime radicalC2×D5×#41C22
cosocleC4×D5C25
hypercenterC2×#137AGL(1,𝔽5)
hypocenterC5C2×#2947
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#137

2730 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 160

Conjugacy classes & character table

110 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1115007);