Finite Group Databasebeta

C5×#6399 #11764496

order1120
isoclinismisoclinic class of #1141
automorphism?
homologyAbelianization (H1) = C2×C4×C5 · Schur multiplier (H2) = C2

Aliases

direct productC5×#6399

Splittings

FittingC5×C7×M16 ⋊ C2
HallC5×C7 ⋊ #104
SylowC7 ⋊ C5×#104

Subgroups

subgroupG/H
centerC4×C5C22⋊D7
commutatorC4×C7C2×C4×C5
FrattiniC2×C4C2×C5×D7
FittingC5×C7×M16C2
socleC2×C5×C7C22⋊C4
prime radicalC5×#1157C2
cosocleC2×C4×C7C22×C5
hypercenterC5×M16D7
hypocenterC7C5×#104
LCSG ▷ C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C4×C5 ◁ C2×C4×C5 ◁ C5×M16

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 280

A minimal faithful permutation representation — 2 generators on 20 points:

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

Conjugacy classes & character table

220 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1120, 102);