Finite Group Databasebeta

D21×C17⋊AGL(1,𝔽7) #44472805

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

Aliases

direct productD21×C17⋊AGL(1,𝔽7)

Splittings

Fitting, socle, derivedC3×C72×C17 ⋊ C22×C3
HallC3×C7×C17×ΓL(1,𝔽8) ⋊ C22
HallC72×C17 ⋊ C2×C3×D3
HallC3×C7×ΓL(1,𝔽8) ⋊ C2×D17
SylowC72 ⋊ C3×D3×D17
SylowC17 ⋊ AGL(1,𝔽7)×D21

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C72×C17C22×C3
LCSG ▷ C3×C72×C17
UCSC1

184 conjugacy classes of subgroups; only the 42 normal subgroups are shown.

normal subgroups only

This group has 184 conjugacy classes of subgroups — too many to draw. Only its 42 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) = 2142

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(29988, 446);