Finite Group Databasebeta

C2×C4×D105 #13132891

order1680
isoclinismisoclinic class of D105
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×C4×D105

Splittings

FittingC2×C3×C4×C5×C7 ⋊ C2
derived, HallC3×C5×C7 ⋊ C22×C4
HallC5×C7 ⋊ C2×C4×D3
HallC3×C7 ⋊ C2×C4×D5
HallC3×C5 ⋊ C2×C4×D7
SylowC7 ⋊ C2×C4×D15
SylowC5 ⋊ C2×C4×D21
SylowC3 ⋊ C2×C4×D35

Subgroups

subgroupG/H
center, hypercenterC2×C4D105
commutator, hypocenterC3×C5×C7C22×C4
FrattiniC2C22×D105
FittingC2×C3×C4×C5×C7C2
socleC22×C3×C5×C7C22
prime radicalC22×D105C2
cosocleC2×C3×C5×C7C23
LCSG ▷ C3×C5×C7
UCSC1 ◁ C2×C4

216 conjugacy classes of subgroups; only the 83 normal subgroups are shown.

normal subgroups only

This group has 216 conjugacy classes of subgroups — too many to draw. Only its 83 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 840

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1680, 911);