Finite Group Databasebeta

D51⋊D89 #31827774

order18156
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD51⋊D89
unambiguous semidirect productD267⋊D17
unambiguous semidirect productD1513⋊D3

Splittings

Fitting, socle, derived, HallC3×C17×C89 ⋊ C22
HallC17×C89 ⋊ C2×D3
HallC3×C89 ⋊ C2×D17
SylowC89 ⋊ D3×D17
HallC3×C17 ⋊ C2×D89
SylowC17 ⋊ D3×D89
SylowC3 ⋊ D17×D89

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C17×C89C22
LCSG ▷ C3×C17×C89
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4539

Polycyclic presentation:

2^2,3,17,89|d^a=d^16,e^a=e^88,c^b=c^2,d^b=d^16

Conjugacy classes & character table

1218 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18156, 28);