Finite Group Databasebeta

C7×#21042 #13198258

order1792
nilpotency class3
isoclinismisoclinic class of #3008
automorphism?
homologyAbelianization (H1) = C23×C4×C7 · Schur multiplier (H2) = C23×C4

Aliases

direct productC7×#21042

Subgroups

subgroupG/H
centerC2×C4×C7C22×D4
commutatorC2×C4C23×C4×C7
Frattini, cosocleC22×C4C24×C7
socleC22×C7C2×C4×D4
prime radicalC24×C7#41
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C7 ◁ C22×C7×M16 ◁ G

822 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 31
transitive degreeμt(G) = 224

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

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

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, 14030);