Finite Group Databasebeta

C19×#11912 #18017871

order4864
nilpotency class4
isoclinismisoclinic class of #11912
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C22

Aliases

direct productC19×#11912

Subgroups

subgroupG/H
center, socleC2×C19#1530
commutatorC42C22×C4×C19
Frattini, cosocle#97C23×C19
prime radicalC19×#540C4
LCSG ▷ C42 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C19 ◁ C2×C4×C19 ◁ C19×#405 ◁ G

284 conjugacy classes of subgroups; only the 94 normal subgroups are shown.

normal subgroups only

This group has 284 conjugacy classes of subgroups — too many to draw. Only its 94 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) = 608

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)(20,21,23,29,24,26,38,40,25,30,37,46,39,28,35,45)(22,31,33,48,34,43,50,47,32,44,36,51,49,27,41,42);(21,26)(23,35)(24,39)(27,31)(28,30)(29,46)(33,41)(34,49)(36,50)(37,38)(42,47)(43,44);(20,22)(21,27,30,43)(23,36)(24,34)(25,32)(26,31,28,44)(29,47,46,42)(33,37)(35,50)(38,41)(39,49)(40,51,45,48)

Conjugacy classes & character table

646 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 4900);