Finite Group Databasebeta

C4×C19×#539 #18040051

order4864
nilpotency class2
isoclinismisoclinic class of #534
automorphism?
homologyAbelianization (H1) = C24×C4×C19 · Schur multiplier (H2) = C28

Aliases

direct productC4×C19×#539

Subgroups

subgroupG/H
centerC22×C4×C19C24
commutatorC22C24×C4×C19
Frattini, cosocleC23C25×C19
socleC23×C19C25
prime radicalC2×C19×#121C22
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C4×C19 ◁ G

2330 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 39
transitive degreeμt(G) = 2432

A minimal faithful permutation representation — 5 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);(5,6)(7,8)(9,10)(11,12)(15,19)(17,20);(6,10)(7,11)(13,14,16,18)(15,17,19,20);(5,7,9,11)(6,8,10,12)(13,15)(14,17)(16,19)(18,20);(5,8)(6,11)(7,10)(9,12)

Conjugacy classes & character table

1672 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 27080);