Finite Group Databasebeta

M16×D21 #10621389

order672
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

direct productM16×D21

Splittings

FittingC3×C7×M16 ⋊ C2
HallC3×C7 ⋊ C2×M16
SylowC7 ⋊ D3×M16
SylowC3 ⋊ D7×M16

Subgroups

subgroupG/H
center, FrattiniC4C22×D21
commutator, socleC2×C3×C7C22×C4
FittingC3×C7×M16C2
prime radicalC22×D21C4
cosocleC3×C4×C7C23
hypercenterM16D21
hypocenterC3×C7C2×M16
LCSG ▷ C2×C3×C7 ▷ C3×C7
UCSC1 ◁ C4 ◁ M16

136 conjugacy classes of subgroups; only the 57 normal subgroups are shown.

normal subgroups only

This group has 136 conjugacy classes of subgroups — too many to draw. Only its 57 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

120 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#13053549, #13053552, #13053603, …
maximal normal subgroup of#13053549, #13053552, #13053603, …
maximal quotient of#13056338, #13056339, #97×D21, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(672, 971);