Finite Group Databasebeta

C7×#4023 #11765121

order1120
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C2×C4

Aliases

direct productC7×#4023

Splittings

HallC5×C7 ⋊ #117
SylowC5 ⋊ C7×#117

Subgroups

subgroupG/H
centerC22×C7C22×D5
commutatorC2×C5C22×C4×C7
FrattiniC22C22×C7×D5
FittingC5×C7×C22⋊C4C2
socleC22×C5×C7C23
prime radicalC23×C5×C7C22
cosocleC22×C5C23×C7
hypercenterC7×C22⋊C4D5
hypocenterC5C7×#117
LCSG ▷ C2×C5 ▷ C5
UCSC1 ◁ C22×C7 ◁ C7×C22⋊C4

152 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 24
transitive degreeμt(G) = 560

A minimal faithful permutation representation — 3 generators on 24 points:

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

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1120, 727);