Finite Group Databasebeta

C5×#10493 #11933213

order1280
nilpotency class3
isoclinismisoclinic class of #10488
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C22

Aliases

direct productC5×#10493

Subgroups

subgroupG/H
center, socleC22×C5#394
commutator, Frattini, cosocleC2×C42C23×C5
prime radicalC23×C5#123
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G

372 conjugacy classes of subgroups; only the 98 normal subgroups are shown.

normal subgroups only

This group has 372 conjugacy classes of subgroups — too many to draw. Only its 98 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) = 640

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

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

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, 3481);