Finite Group Databasebeta

C16×Dic21 #13051404

order1344
isoclinismisoclinic class of D21
automorphism?
homologyAbelianization (H1) = C4×C16 · Schur multiplier (H2) = C4

Aliases

direct productC16×Dic21

Splittings

derived, HallC3×C7 ⋊ C4×C16
SylowC7 ⋊ Dic3×C16
SylowC3 ⋊ C16×Dic7

Subgroups

subgroupG/H
center, hypercenterC2×C16D21
commutator, hypocenterC3×C7C4×C16
FrattiniC2×C8C2×D21
FittingC2×C3×C7×C16C2
socle, prime radicalC22×C3×C7C2×C8
cosocleC2×C3×C7×C8C22
LCSG ▷ C3×C7
UCSC1 ◁ C2×C16

116 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1344

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 693);