Finite Group Databasebeta

C19×#20616 #18026575

order4864
nilpotency class3
isoclinismisoclinic class of #3019
automorphism?
homologyAbelianization (H1) = C23×C4×C19 · Schur multiplier (H2) = C28

Aliases

direct productC19×#20616

Subgroups

subgroupG/H
center, socleC22×C19C2×#120
commutatorC2×C4C23×C4×C19
Frattini, cosocleC22×C4C24×C19
prime radicalC22×C19×H(5,𝔽2)C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C23×C4×C19 ◁ G

3986 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 39
transitive degreeμt(G) = 608

A minimal faithful permutation representation — 4 generators on 39 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)(26,32)(27,35)(28,30)(29,33)(31,37)(34,39)(36,38);(24,26)(25,29)(27,36)(28,34)(30,38)(31,39)(32,35)(33,37);(27,37)(31,35)(32,39)(33,36);(25,30)(29,38)(31,35)(32,39)

Conjugacy classes & character table

1102 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 13604);