Finite Group Databasebeta

C19×#12687 #18018646

order4864
nilpotency class4
isoclinismisoclinic class of #11499
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C26

Aliases

direct productC19×#12687

Subgroups

subgroupG/H
center, socleC22×C19C2×#99
commutatorC24C22×C4×C19
Frattini, cosocleC22×D4C23×C19
prime radicalC22×C19×#120C2
LCSG ▷ C24 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C24×C19 ◁ C23×D4×C19 ◁ G

2508 conjugacy classes of subgroups; only the 158 normal subgroups are shown.

normal subgroups only

This group has 2508 conjugacy classes of subgroups — too many to draw. Only its 158 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) = 31
transitive degreeμt(G) = 304

A minimal faithful permutation representation — 3 generators on 31 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)(26,30,31,28)(27,29);(25,28)(29,30);(21,23)

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, 5675);