Finite Group Databasebeta

C7×#20845 #13198061

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

Aliases

direct productC7×#20845

Subgroups

subgroupG/H
center, socleC23×C7C22×D4
commutatorC2×C4C23×C4×C7
Frattini, cosocleC22×C4C24×C7
prime radicalC25×C7D4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C7 ◁ C24×C4×C7 ◁ G

1558 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 31
transitive degreeμt(G) = 448

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

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

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, 13833);