Finite Group Databasebeta

D87⋊D89 #44526392

order30972
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD87⋊D89
unambiguous semidirect productD267⋊D29
unambiguous semidirect productD2581⋊D3

Splittings

Fitting, socle, derived, HallC3×C29×C89 ⋊ C22
HallC29×C89 ⋊ C2×D3
HallC3×C89 ⋊ C2×D29
SylowC89 ⋊ D3×D29
HallC3×C29 ⋊ C2×D89
SylowC29 ⋊ D3×D89
SylowC3 ⋊ D29×D89

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C29×C89C22
LCSG ▷ C3×C29×C89
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7743

Polycyclic presentation:

2^2,3,29,89|d^a=d^28,e^a=e^88,c^b=c^2,d^b=d^28

Conjugacy classes & character table

2028 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(30972, 28);