Finite Group Databasebeta

C2×C5×#1884 #11943666

order1280
nilpotency class3
isoclinismisoclinic class of #453
automorphism?
homologyAbelianization (H1) = C23×C4×C5 · Schur multiplier (H2) = C27

Aliases

direct productC2×C5×#1884

Subgroups

subgroupG/H
centerC2×C4×C5#120
commutatorC2×C4C23×C4×C5
Frattini, cosocleC22×C4C24×C5
socleC22×C5#386
prime radicalC2×C5×#532C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C5 ◁ C23×C4×C5 ◁ G

1794 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 23
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 4 generators on 23 points:

(1,2)(19,20,21,22,23);(3,4)(5,12,13,16)(6,9,14,15)(7,10)(8,11)(17,18);(3,5,7,15,8,13,17,9)(4,6,10,16,11,14,18,12);(3,6)(4,9)(5,10)(7,16)(8,14)(11,15)(12,17)(13,18)

Conjugacy classes & character table

320 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×C5×#23872
maximal normal subgroup ofC2×C5×#23872

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 13934);