Finite Group Databasebeta

C5×#7072 #11929792

order1280
nilpotency class4
isoclinismisoclinic class of #1347
automorphism?
homologyAbelianization (H1) = C2×C5×C8 · Schur multiplier (H2) = C2

Aliases

direct productC5×#7072

Subgroups

subgroupG/H
centerC2×C4×C5#102
commutatorC2×C8C2×C5×C8
Frattini, cosocleC82C22×C5
socleC22×C5D4⋊C8
prime radicalC2×C5×D8C8
LCSG ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C5 ◁ C4×C5×C8 ◁ C5×C82 ◁ G

146 conjugacy classes of subgroups; only the 62 normal subgroups are shown.

normal subgroups only

This group has 146 conjugacy classes of subgroups — too many to draw. Only its 62 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) = 640

A minimal faithful permutation representation — 2 generators on 37 points:

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

Conjugacy classes & character table

290 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 60);