Finite Group Databasebeta

C2×C19×#1635 #18024446

order4864
nilpotency class3
isoclinismisoclinic class of #1619
automorphism?
homologyAbelianization (H1) = C24×C19 · Schur multiplier (H2) = C25

Aliases

direct productC2×C19×#1635

Subgroups

subgroupG/H
center, socleC23×C19#120
commutator, Frattini, cosocleC42C24×C19
prime radicalC2×C19×#547C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C23×C19 ◁ C2×C42×C19 ◁ G

1206 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 45
transitive degreeμt(G) = 2432

A minimal faithful permutation representation — 4 generators on 45 points:

(1,2)(27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45);(3,4,6,9)(5,7,10,8)(11,12,16,20)(13,21,24,25)(14,19,15,18)(17,23,26,22);(4,7)(5,10)(8,9)(11,13,16,24)(12,17,20,26)(14,23,15,22)(18,25,19,21);(12,18)(14,15)(17,25)(19,20)(21,26)(22,23)

Conjugacy classes & character table

988 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 11475);