Finite Group Databasebeta

D119⋊(C3⋊D21) #44472992

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

Aliases

unambiguous semidirect productD119⋊(C3⋊D21)

Splittings

Fitting, socle, derived, HallC32×C72×C17 ⋊ C22
HallC72×C17 ⋊ C2×C3⋊D3
HallC32×C72 ⋊ C2×D17
HallC32×C17 ⋊ D72
SylowC72 ⋊ C3⋊D3×D17
SylowC17 ⋊ D7×C3⋊D21
SylowC32 ⋊ (C7⋊D7)⋊D17

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC32×C72×C17C22
LCSG ▷ C32×C72×C17
UCSC1

312 conjugacy classes of subgroups; only the 65 normal subgroups are shown.

normal subgroups only

This group has 312 conjugacy classes of subgroups — too many to draw. Only its 65 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

Polycyclic presentation:

2^2,3^2,7^2,17|e^a=e^6,g^a=g^16,c^b=c^2,d^b=d^2,e^b=e^6,f^b=f^6

Conjugacy classes & character table

1941 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(29988, 633);