Finite Group Databasebeta

C2×C25×#95 #13098524

order1600
nilpotency class2
isoclinismisoclinic class of D4
automorphism?
homologyAbelianization (H1) = C2×C42×C25 · Schur multiplier (H2) = C25

Aliases

direct productC2×C25×#95

Subgroups

subgroupG/H
centerC24×C25C22
commutatorC2C2×C42×C25
Frattini, cosocleC23×C5C23×C5
socle, prime radicalC24×C5C22×C5
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C24×C25 ◁ G

495 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 39
transitive degreeμt(G) = 1600

A minimal faithful permutation representation — 3 generators on 39 points:

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

Conjugacy classes & character table

1000 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1600, 876);