Finite Group Databasebeta

C5×#8553 #11931273

order1280
nilpotency class3
isoclinismisoclinic class of #8541
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C25

Aliases

direct productC5×#8553

Subgroups

subgroupG/H
center, socleC22×C5#379
commutatorC24C22×C4×C5
Frattini, cosocleC23×C4C23×C5
prime radicalC23×C5×D4C4
LCSG ▷ C24 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C23×C4×C5 ◁ G

1166 conjugacy classes of subgroups; only the 158 normal subgroups are shown.

normal subgroups only

This group has 1166 conjugacy classes of subgroups — too many to draw. Only its 158 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) = 160

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

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

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, 1541);