Finite Group Databasebeta

C5×#21845 #11944565

order1280
nilpotency class3
isoclinismisoclinic class of #3192
automorphism?
homologyAbelianization (H1) = C23×C4×C5 · Schur multiplier (H2) = C24×C4

Aliases

direct productC5×#21845

Subgroups

subgroupG/H
centerC2×C4×C5C22×D4
commutatorC2×C4C23×C4×C5
Frattini, cosocleC22×C4C24×C5
socleC22×C5C22×C22⋊C4
prime radicalC24×C5C2×D4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C5 ◁ C22×C42×C5 ◁ G

1008 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 37
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 4 generators on 37 points:

(1,2,3,4,5)(6,7)(8,14)(9,12)(10,13)(11,16)(15,20)(17,19)(18,21)(22,23,26,29,27,30,25,34)(24,31,33,28,32,37,35,36);(6,8,10,16)(7,11,13,14)(9,17,18,15)(12,20,21,19)(24,32)(28,36)(31,37)(33,35);(6,9,10,18)(7,12,13,21)(8,15,16,17)(11,19,14,20)(22,24)(23,28)(25,35)(26,33)(27,32)(29,37)(30,36)(31,34);(7,13)(11,14)(12,21)(19,20)

Conjugacy classes & character table

260 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 14833);