Finite Group Databasebeta

C19×#11975 #18017934

order4864
nilpotency class4
isoclinismisoclinic class of #11858
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#11975

Subgroups

subgroupG/H
center, socleC22×C19C2×#102
commutatorC2×C8C22×C4×C19
Frattini, cosocleC4×C8C23×C19
prime radicalC23×C19#102
LCSG ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C2×C42×C19 ◁ C2×C4×C8×C19 ◁ G

318 conjugacy classes of subgroups; only the 126 normal subgroups are shown.

normal subgroups only

This group has 318 conjugacy classes of subgroups — too many to draw. Only its 126 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 51
transitive degreeμt(G) = 2432

A minimal faithful permutation representation — 3 generators on 51 points:

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

Conjugacy classes & character table

760 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 4963);