Finite Group Databasebeta

C5×#13720 #11936440

order1280
nilpotency class5
isoclinismisoclinic class of #13694
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C4

Aliases

direct productC5×#13720

Subgroups

subgroupG/H
center, socle, prime radicalC22×C5C2×D16
commutator, Frattini, cosocleC2×C16C23×C5
LCSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C5 ◁ C42×C5 ◁ C4×C5×C8 ◁ C4×C5×C16 ◁ G

182 conjugacy classes of subgroups; only the 86 normal subgroups are shown.

normal subgroups only

This group has 182 conjugacy classes of subgroups — too many to draw. Only its 86 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) = 1280

A minimal faithful permutation representation — 3 generators on 45 points:

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

Conjugacy classes & character table

350 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 6708);