Finite Group Databasebeta

C5×#8750 #11931470

order1280
nilpotency class3
isoclinismisoclinic class of #8746
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C22×C4

Aliases

direct productC5×#8750

Subgroups

subgroupG/H
center, socleC22×C5#381
commutatorC24C22×C4×C5
Frattini, cosocleC25C23×C5
prime radicalC25×C5C23
LCSG ▷ C24 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C25×C5 ◁ G

538 conjugacy classes of subgroups; only the 110 normal subgroups are shown.

normal subgroups only

This group has 538 conjugacy classes of subgroups — too many to draw. Only its 110 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 37
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 3 generators on 37 points:

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

Conjugacy classes & character table

170 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1738);