Finite Group Databasebeta

C25×#495 #13098644

order1600
nilpotency class3
isoclinismisoclinic class of #465
automorphism?
homologyAbelianization (H1) = C23×C25 · Schur multiplier (H2) = C2×C4

Aliases

direct productC25×#495

Subgroups

subgroupG/H
centerC22×C25C2×D4
commutatorC2×C4C23×C25
Frattini, cosocleC2×C4×C5C23×C5
socleC22×C5C2×C5×D4
prime radicalC2×C5×D8C2×C5
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C25 ◁ C42×C25 ◁ G

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

normal subgroups only

This group has 195 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)(32,38)(33,41)(34,36)(35,39)(37,42)(40,44)(43,45);(30,32,33,39,34,40,42,45)(31,35,37,38,36,43,41,44);(26,27,28,29)(31,36)(35,43)(37,41)(38,44)

Conjugacy classes & character table

550 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1600, 996);