Finite Group Databasebeta

C31×Dic153 #34039005

order18972
automorphism?
homologyAbelianization (H1) = C4×C31 · Schur multiplier (H2) = C1

Aliases

direct productC31×Dic153
unambiguous semidirect productC9⋊(C31×Dic17)

Splittings

derived, HallC9×C17 ⋊ C4×C31
HallC9×C17×C31 ⋊ C4
HallC17×C31 ⋊ Dic9
HallC9×C31 ⋊ Dic17
SylowC17 ⋊ C31×Dic9
SylowC9 ⋊ C31×Dic17

Subgroups

subgroupG/H
center, hypercenterC2×C31D153
commutator, hypocenterC9×C17C4×C31
FrattiniC2×C3C31×D51
FittingC2×C9×C17×C31C2
socle, prime radicalC2×C3×C17×C31D3
cosocleC2×C9×C17C2×C31
LCSG ▷ C9×C17
UCSC1 ◁ C2×C31

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 18972

Conjugacy classes & character table

4836 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18972, 8);