Finite Group Databasebeta

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C3⋊D21×D85 #36339558

order21420
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2×C3

Aliases

direct productC3⋊D21×D85

Splittings

Fitting, socle, derived, HallC32×C5×C7×C17 ⋊ C22
HallC32×C7×C17 ⋊ C2×D5
HallC32×C5×C17 ⋊ C2×D7
HallC5×C7×C17 ⋊ C2×C3⋊D3
HallC32×C5×C7 ⋊ C2×D17
HallC32×C17 ⋊ D5×D7
HallC7×C17 ⋊ D5×C3⋊D3
HallC5×C17 ⋊ C2×C3⋊D21
HallC32×C7 ⋊ C2×D85
HallC32×C5 ⋊ D7×D17
HallC5×C7 ⋊ C3⋊D3×D17
SylowC17 ⋊ D5×C3⋊D21
SylowC32 ⋊ D7×D85
SylowC7 ⋊ C3⋊D3×D85
SylowC5 ⋊ D17×C3⋊D21

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC32×C5×C7×C17C22
LCSG ▷ C32×C5×C7×C17
UCSC1

240 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 240 conjugacy classes of subgroups — too many to draw. Only its 66 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) = 5355

Conjugacy classes & character table

1452 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21420, 390);