Finite Group Databasebeta

#101×D20 #12114671

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

Aliases

direct product#101×D20

Splittings

FittingC4×C5×#101 ⋊ C2
SylowC5 ⋊ D4×#101

Subgroups

subgroupG/H
centerC22C2×D5×C22⋊C4
commutatorC23×C5C23×C4
FrattiniC22×C4C23×D5
FittingC4×C5×#101C2
socleC22×C5C22×C22⋊C4
prime radicalC22×D20C2×C4
cosocleC22×C4×C5C24
hypercenterC4×#101D5
hypocenterC5D4×#101
LCSG ▷ C23×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C42 ◁ C4×#101

1378 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 320

Conjugacy classes & character table

143 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 184939);