Finite Group Databasebeta

C5×#7252 #11929972

order1280
nilpotency class4
isoclinismisoclinic class of #1343
automorphism?
homologyAbelianization (H1) = C42×C5 · Schur multiplier (H2) = C2×C4

Aliases

direct productC5×#7252

Subgroups

subgroupG/H
centerC2×C4×C5#99
commutatorC22×C4C42×C5
Frattini, cosocleC2×#117C22×C5
socleC22×C5#342
prime radicalC24×C5C22⋊C4
LCSG ▷ C22×C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C5 ◁ C22×C4×C5 ◁ C2×C5×#117 ◁ G

344 conjugacy classes of subgroups; only the 102 normal subgroups are shown.

normal subgroups only

This group has 344 conjugacy classes of subgroups — too many to draw. Only its 102 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) = 45
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 2 generators on 45 points:

(1,2,3,4,5)(6,7)(8,10)(9,12)(11,13)(14,15,18,22,19,23,31,38)(16,24,26,39,27,35,40,44)(17,21,29,36,30,37,42,45)(20,32,33,28,34,41,43,25);(7,10,12,11)(14,16)(15,20)(17,28,30,25)(18,26)(19,27)(21,35,37,24)(22,33)(23,34)(29,41,42,32)(31,40)(36,44,45,39)(38,43)

Conjugacy classes & character table

230 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 240);