Finite Group Databasebeta

C25×#497 #13098646

order1600
nilpotency class3
isoclinismisoclinic class of #468
automorphism?
homologyAbelianization (H1) = C23×C25 · Schur multiplier (H2) = C2×C4

Aliases

direct productC25×#497

Subgroups

subgroupG/H
centerC22×C25C2×D4
commutatorC2×C4C23×C25
Frattini, cosocleC2×C4×C5C23×C5
socleC22×C5C2×C5×D4
prime radicalC2×C5×D4C22×C5
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C25 ◁ C42×C25 ◁ G

186 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 186 conjugacy classes of subgroups — too many to draw. Only its 87 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) = 800

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

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

Conjugacy classes & character table

400 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1600, 998);