Finite Group Databasebeta

C19×#20669 #18026628

order4864
nilpotency class3
automorphism?
homologyAbelianization (H1) = C23×C4×C19 · Schur multiplier (H2) = C26

Aliases

direct productC19×#20669

Subgroups

subgroupG/H
centerC2×C4×C19C22×D4
commutatorC2×C4C23×C4×C19
Frattini, cosocleC22×C4C24×C19
socleC22×C19C22×C4⋊C4
prime radicalC22×#41×C19C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C19 ◁ C22×#41×C19 ◁ G

1322 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 55
transitive degreeμt(G) = 1216

A minimal faithful permutation representation — 4 generators on 55 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21)(22,23)(24,25,29,33,30,34,28,43)(26,35,39,45,37,49,38,31)(27,32,42,47,40,46,41,53)(36,48,51,54,52,55,50,44);(24,26,28,38,30,37,29,39)(25,31,33,35,34,45,43,49)(27,36,41,50,40,52,42,51)(32,44,47,48,46,54,53,55);(21,23)(24,27)(25,32)(26,36)(28,41)(29,42)(30,40)(31,44)(33,47)(34,46)(35,48)(37,52)(38,50)(39,51)(43,53)(45,54)(49,55);(26,37)(27,40)(31,45)(32,46)(35,49)(38,39)(41,42)(47,53)

Conjugacy classes & character table

1216 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 13657);