Finite Group Databasebeta

C4×C19×#391 #18019727

order4864
nilpotency class2
automorphism?
homologyAbelianization (H1) = C22×C42×C19 · Schur multiplier (H2) = C24×C42

Aliases

direct productC4×C19×#391

Subgroups

subgroupG/H
centerC23×C4×C19C23
commutatorC22C22×C42×C19
Frattini, cosocleC24C24×C19
socle, prime radicalC24×C19C24
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23×C4×C19 ◁ G

2110 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 39
transitive degreeμt(G) = 4864

A minimal faithful permutation representation — 4 generators on 39 points:

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

Conjugacy classes & character table

2128 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 6756);