Finite Group Databasebeta

C3×C7×D17×D21 #44472936

order29988
automorphism?
homologyAbelianization (H1) = C22×C3×C7 · Schur multiplier (H2) = C2

Aliases

direct productC3×C7×D17×D21
unambiguous semidirect product(C3×D17)⋊(C3×C7×D7)

Splittings

Fitting, socle, HallC32×C72×C17 ⋊ C22
derivedC3×C7×C17 ⋊ C22×C3×C7
HallC72×C17 ⋊ C2×C3×D3
HallC32×C72 ⋊ C2×D17
HallC32×C17 ⋊ C2×C7×D7
SylowC72 ⋊ C3×D3×D17
SylowC17 ⋊ C2×C3×C7×D21
SylowC32 ⋊ C7×D7×D17

Subgroups

subgroupG/H
center, hypercenterC3×C7D17×D21
commutator, cosocle, hypocenterC3×C7×C17C22×C3×C7
FrattiniC1G
Fitting, socleC32×C72×C17C22
LCSG ▷ C3×C7×C17
UCSC1 ◁ C3×C7

248 conjugacy classes of subgroups; only the 64 normal subgroups are shown.

normal subgroups only

This group has 248 conjugacy classes of subgroups — too many to draw. Only its 64 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) = 714

Conjugacy classes & character table

2520 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(29988, 577);