Finite Group Databasebeta

Dic21×#87705 #45691944

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

Aliases

direct productDic21×#87705
unambiguous semidirect productC3⋊(Dic7×#87705)

Splittings

derivedC3×C72×C19 ⋊ C3×C4
HallC3×C7×#87705 ⋊ C4
HallC72×C19 ⋊ C3×Dic3
SylowC72 ⋊ Dic3×C19⋊C3
SylowC19 ⋊ ΓL(1,𝔽8)×Dic21

Subgroups

subgroupG/H
center, Frattini, hypercenterC2D21×#87705
commutator, hypocenterC3×C72×C19C3×C4
Fitting, socle, cosocleC2×C3×C72×C19C2×C3
prime radicalC2×C3×C7×#87705C2
LCSG ▷ C3×C72×C19
UCSC1 ◁ C2

120 conjugacy classes of subgroups; only the 45 normal subgroups are shown.

normal subgroups only

This group has 120 conjugacy classes of subgroups — too many to draw. Only its 45 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) = 4788

Conjugacy classes & character table

1128 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(33516, 742);