Finite Group Databasebeta

C4×C19×#478 #18027570

order4864
nilpotency class3
isoclinismisoclinic class of #447
automorphism?
homologyAbelianization (H1) = C23×C4×C19 · Schur multiplier (H2) = C24

Aliases

direct productC4×C19×#478

Subgroups

subgroupG/H
centerC22×C4×C19C2×D4
commutatorC2×C4C23×C4×C19
Frattini, cosocleC22×C4C24×C19
socleC23×C19C22×D4
prime radicalC22×D4×C19C23
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4×C19 ◁ C43×C19 ◁ G

948 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

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);(5,6,8,10)(7,11,12,9)(13,14,15,17)(16,18,20,19);(5,7,8,12)(6,9,10,11)(14,17)(18,19);(14,18)(16,20)(17,19)

Conjugacy classes & character table

1444 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 14599);