Finite Group Databasebeta

D21×C22⋊D7 #72246512

order2352
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

direct productD21×C22⋊D7

Splittings

FittingC22×C3×C72 ⋊ C22
HallC3×C72 ⋊ C2×D4
SylowC72 ⋊ D3×D4
SylowC3 ⋊ D7×C22⋊D7

Subgroups

subgroupG/H
center, FrattiniC2C2×D7×D21
commutator, socle, cosocleC2×C3×C72C23
FittingC22×C3×C72C22
hypercenterC22D7×D21
hypocenterC3×C72C2×D4
LCSG ▷ C2×C3×C72 ▷ C3×C72
UCSC1 ◁ C2 ◁ C22

264 conjugacy classes of subgroups; only the 54 normal subgroups are shown.

normal subgroups only

This group has 264 conjugacy classes of subgroups — too many to draw. Only its 54 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) = 168

Conjugacy classes & character table

204 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72246520, D4×D7×D21, D3×D7×C22⋊D7, …
maximal normal subgroup of#72246520, D4×D7×D21, D3×D7×C22⋊D7, …

GAP

Past the SmallGroups library coverage — no SmallGroups id.