Finite Group Databasebeta

C19×#12769 #18018728

order4864
nilpotency class4
isoclinismisoclinic class of #12767
automorphism?
homologyAbelianization (H1) = C22×C4×C19 · Schur multiplier (H2) = C25

Aliases

direct productC19×#12769

Subgroups

subgroupG/H
center, socleC2×C19#1790
commutatorC2×D4C22×C4×C19
Frattini, cosocleC2×#41C23×C19
prime radicalC19×#3549C2
LCSG ▷ C2×D4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C19 ◁ C2×C4×C19 ◁ C2×#41×C19 ◁ G

856 conjugacy classes of subgroups; only the 138 normal subgroups are shown.

normal subgroups only

This group has 856 conjugacy classes of subgroups — too many to draw. Only its 138 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) = 35
transitive degreeμt(G) = 304

A minimal faithful permutation representation — 3 generators on 35 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21,23,27,24,26,30,34)(22,25,29,33,28,32,31,35);(21,25)(23,30)(26,32)(27,33)(29,31)(34,35);(21,26)(22,28)(23,30)(25,32)

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, 5757);