Finite Group Databasebeta

C19×#23522 #18029481

order4864
nilpotency class3
isoclinismisoclinic class of #23439
automorphism?
homologyAbelianization (H1) = C24×C19 · Schur multiplier (H2) = C26

Aliases

direct productC19×#23522

Subgroups

subgroupG/H
center, socleC22×C19C2×#121
commutator, Frattini, cosocleC22×C4C24×C19
prime radicalC22×#41×C19C22
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C23×C4×C19 ◁ G

1326 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)(26,34)(27,38)(28,42)(29,32)(30,36)(31,41)(33,44)(35,51)(37,49)(39,50)(40,48)(43,46)(45,54)(47,52)(53,55);(24,26,29,37)(25,30,32,46)(27,39,41,35)(28,43,44,36)(31,47,38,45)(33,49,42,34)(40,52,55,54)(48,50,53,51);(21,23)(24,27,28,40,29,41,44,55)(25,31,33,48,32,38,42,53)(26,35,36,52,37,39,43,54)(30,45,34,50,46,47,49,51);(25,32)(30,46)(31,38)(33,42)(34,49)(45,47)(48,53)(50,51)

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, 16510);