Finite Group Databasebeta

C2×C5×D84 #13132872

order1680
isoclinismisoclinic class of Dic42
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC2×C5×D84

Splittings

FittingC2×C3×C4×C5×C7 ⋊ C2
HallC3×C5×C7 ⋊ C2×D4
HallC5×C7 ⋊ C2×D12
HallC3×C7 ⋊ C2×C5×D4
HallC3×C5 ⋊ C2×D28
SylowC7 ⋊ C2×C5×D12
SylowC3 ⋊ C2×C5×D28

Subgroups

subgroupG/H
centerC22×C5C2×D21
commutator, cosocleC2×C3×C7C23×C5
FrattiniC2C22×C5×D21
FittingC2×C3×C4×C5×C7C2
socleC22×C3×C5×C7C22
hypercenterC2×C4×C5D21
hypocenterC3×C7C2×C5×D4
LCSG ▷ C2×C3×C7 ▷ C3×C7
UCSC1 ◁ C22×C5 ◁ C2×C4×C5

216 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 840

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1680, 892);