Finite Group Databasebeta

C5×#10522 #11933242

order1280
nilpotency class3
isoclinismisoclinic class of #10518
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C22

Aliases

direct productC5×#10522

Subgroups

subgroupG/H
center, socleC22×C5#394
commutator, Frattini, cosocleC2×C42C23×C5
prime radicalC23×C5#121
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G

402 conjugacy classes of subgroups; only the 114 normal subgroups are shown.

normal subgroups only

This group has 402 conjugacy classes of subgroups — too many to draw. Only its 114 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) = 29
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 3 generators on 29 points:

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

Conjugacy classes & character table

200 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 3510);