Finite Group Databasebeta

C19×#20991 #18026950

order4864
nilpotency class3
isoclinismisoclinic class of #17386
automorphism?
homologyAbelianization (H1) = C23×C4×C19 · Schur multiplier (H2) = C27

Aliases

direct productC19×#20991

Subgroups

subgroupG/H
center, socleC22×C19C22×C22⋊C4
commutatorC23C23×C4×C19
Frattini, cosocleC22×C4C24×C19
prime radicalC22×#41×C19C22
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C22×#41×C19 ◁ G

1674 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 55
transitive degreeμt(G) = 1216

A minimal faithful permutation representation — 4 generators on 55 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21)(22,23)(24,25,28,33,29,32,34,46)(26,30,37,42,36,43,40,47)(27,31,39,45,38,44,48,54)(35,41,50,53,49,52,51,55);(24,26,34,37,29,36,28,40)(25,30,33,47,32,43,46,42)(27,35,48,50,38,49,39,51)(31,41,45,55,44,52,54,53);(21,23)(24,27)(25,31)(26,35)(28,39)(29,38)(30,41)(32,44)(33,45)(34,48)(36,49)(37,50)(40,51)(42,53)(43,52)(46,54)(47,55);(27,38)(31,44)(35,49)(39,48)(41,52)(45,54)(50,51)(53,55)

Conjugacy classes & character table

1102 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 13979);