Finite Group Databasebeta

C2×#10604855 #13043335

order1280
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC2×#10604855
unambiguous semidirect productD5⋊#2138

Splittings

FittingC2×C5×#135 ⋊ C4
SylowC5 ⋊ C2×#2138

Subgroups

subgroupG/H
centerC2×C4#4007
commutatorC5×C8C23×C4
FrattiniC8C23×AGL(1,𝔽5)
FittingC2×C5×#135C4
socleC22×C5C2×#102
prime radicalC2×D5×#135C2
cosocleC8×D5C24
hypercenterC2×#135AGL(1,𝔽5)
hypocenterC5C2×#2138
LCSG ▷ C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C22×C8 ◁ C2×#135

1190 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 320

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1113603);