Finite Group Databasebeta

C2×C19×#1609 #18024064

order4864
nilpotency class3
isoclinismisoclinic class of #1595
automorphism?
homologyAbelianization (H1) = C24×C19 · Schur multiplier (H2) = C25

Aliases

direct productC2×C19×#1609

Subgroups

subgroupG/H
center, socleC23×C19#120
commutator, Frattini, cosocleC22×C4C24×C19
prime radicalC2×C19×#121C22
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C23×C19 ◁ C23×C4×C19 ◁ G

1060 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 45
transitive degreeμt(G) = 1216

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);(4,8)(5,6)(9,10)(11,12,15,18)(13,16,20,23)(14,17,21,24)(19,25,26,22);(3,4)(5,8)(6,10)(7,9)(11,13)(12,16)(14,19)(15,20)(17,22)(18,23)(21,26)(24,25);(3,5,7,6)(4,8,9,10)(11,14)(12,17)(13,19)(15,21)(16,22)(18,24)(20,26)(23,25)

Conjugacy classes & character table

874 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 11093);