Finite Group Databasebeta

C5×#9975 #11932695

order1280
nilpotency class3
isoclinismisoclinic class of #9974
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C24

Aliases

direct productC5×#9975

Subgroups

subgroupG/H
center, socleC22×C5#392
commutator, Frattini, cosocleC23×C4C23×C5
prime radicalC5×#3006C2
LCSG ▷ C23×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C23×C4×C5 ◁ G

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

normal subgroups only

This group has 742 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) = 29
transitive degreeμt(G) = 320

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

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

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, 2963);