Finite Group Databasebeta

C7×#20649 #13197865

order1792
nilpotency class3
isoclinismisoclinic class of #3003
automorphism?
homologyAbelianization (H1) = C23×C4×C7 · Schur multiplier (H2) = C26

Aliases

direct productC7×#20649

Subgroups

subgroupG/H
center, socleC23×C7C22×D4
commutatorC2×C4C23×C4×C7
Frattini, cosocleC22×C4C24×C7
prime radicalC22×C7×#41C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C7 ◁ C22×C42×C7 ◁ G

1510 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 31
transitive degreeμt(G) = 896

A minimal faithful permutation representation — 4 generators on 31 points:

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

Conjugacy classes & character table

448 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1792, 13637);