Finite Group Databasebeta

(C61⋊C9)⋊D31 #46801386

order34038
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product(C61⋊C9)⋊D31

Splittings

derived, HallC31×C61 ⋊ C2×C9
HallC31×C61⋊C9 ⋊ C2
HallD1891 ⋊ C9
HallC61⋊C9 ⋊ D31
SylowC61 ⋊ C9×D31
SylowC31 ⋊ D61⋊C9

Subgroups

subgroupG/H
center, Frattini, hypercenterC3(C61⋊C3)⋊D31
commutator, hypocenterC31×C61C2×C9
Fitting, socle, cosocleC3×C31×C61C2×C3
prime radicalC3×D1891C3
LCSG ▷ C31×C61
UCSC1 ◁ C3

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17019

Polycyclic presentation:

2,3,31,61,3|b^3=e,c^a=c^30,d^a=d^60,d^b=d^47

Conjugacy classes & character table

1083 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(34038, 21);