Finite Group Databasebeta

C25×#456 #13098605

order1600
nilpotency class3
isoclinismisoclinic class of #453
automorphism?
homologyAbelianization (H1) = C23×C25 · Schur multiplier (H2) = C23

Aliases

direct productC25×#456

Subgroups

subgroupG/H
centerC2×C25#120
commutatorC2×C4C23×C25
Frattini, cosocleC2×C4×C5C23×C5
socleC2×C5C5×#120
prime radicalC5×2−1+4C2×C5
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C25 ◁ C2×C4×C25 ◁ G

213 conjugacy classes of subgroups; only the 81 normal subgroups are shown.

normal subgroups only

This group has 213 conjugacy classes of subgroups — too many to draw. Only its 81 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) = 41
transitive degreeμt(G) = 400

A minimal faithful permutation representation — 3 generators on 41 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)(26,27,31,29)(28,34,37,41)(30,38,40,33)(32,39,35,36);(26,28)(27,32)(29,35)(30,39)(31,37)(33,41)(34,38)(36,40);(26,29,31,27)(28,35,37,32)(30,33,40,38)(34,39,41,36)

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, 957);