Finite Group Databasebeta

C7×#21086 #13198302

order1792
nilpotency class3
isoclinismisoclinic class of #468
automorphism?
homologyAbelianization (H1) = C23×C4×C7 · Schur multiplier (H2) = C24×C4

Aliases

direct productC7×#21086

Subgroups

subgroupG/H
centerC22×C4×C7C2×D4
commutatorC2×C4C23×C4×C7
Frattini, cosocleC22×C4C24×C7
socleC23×C7C22×D4
prime radicalC22×C7×#41C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4×C7 ◁ C22×C42×C7 ◁ G

1138 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)(8,9)(10,11)(12,13,15,14)(16,17)(18,24)(19,23)(20,25)(21,26)(22,27)(28,31)(29,30);(12,14,15,13)(16,18,20,19,22,29,21,28)(17,23,26,24,27,31,25,30);(9,11)(16,19,20,29,22,28,21,18)(17,24,26,31,27,30,25,23);(16,20,22,21)(17,25,27,26)(18,19,29,28)(23,30,31,24)

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, 14074);