Finite Group Databasebeta

C3×C7×C19×Dic21 #45691968

order33516
automorphism?
homologyAbelianization (H1) = C3×C4×C7×C19 · Schur multiplier (H2) = C1

Aliases

direct productC3×C7×C19×Dic21
unambiguous semidirect productC3⋊(C3×C7×C19×Dic7)

Splittings

derivedC3×C7 ⋊ C3×C4×C7×C19
HallC32×C72×C19 ⋊ C4
HallC72×C19 ⋊ C3×Dic3
HallC32×C72 ⋊ C4×C19
HallC32×C19 ⋊ C7×Dic7
SylowC72 ⋊ C3×Dic3×C19
SylowC32 ⋊ C7×C19×Dic7

Subgroups

subgroupG/H
center, hypercenterC2×C3×C7×C19D21
commutator, hypocenterC3×C7C3×C4×C7×C19
FrattiniC2C3×C7×C19×D21
Fitting, socle, prime radicalC2×C32×C72×C19C2
cosocleC2×C3×C7C2×C3×C7×C19
LCSG ▷ C3×C7
UCSC1 ◁ C2×C3×C7×C19

184 conjugacy classes of subgroups; only the 72 normal subgroups are shown.

normal subgroups only

This group has 184 conjugacy classes of subgroups — too many to draw. Only its 72 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) = 1596

Conjugacy classes & character table

9576 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(33516, 766);