Finite Group Databasebeta

D55⋊D117 #38787917

order25740
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD55⋊D117

Splittings

Fitting, derived, HallC5×C9×C11×C13 ⋊ C22
HallC9×C11×C13 ⋊ C2×D5
HallC5×C11×C13 ⋊ C2×D9
HallC5×C9×C13 ⋊ C2×D11
HallC5×C9×C11 ⋊ C2×D13
HallC11×C13 ⋊ D5×D9
HallC9×C13 ⋊ D5×D11
HallC9×C11 ⋊ D5×D13
HallC5×C13 ⋊ D9×D11
HallC5×C11 ⋊ C2×D117
HallC5×C9 ⋊ D11×D13
SylowC13 ⋊ D45⋊D11
SylowC11 ⋊ D5×D117
SylowC9 ⋊ D55⋊D13
SylowC5 ⋊ D11×D117

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC5×C9×C11×C13C22
FrattiniC3D55⋊D39
socleC3×C5×C11×C13C2×D3
LCSG ▷ C5×C9×C11×C13
UCSC1

120 conjugacy classes of subgroups; only the 35 normal subgroups are shown.

normal subgroups only

This group has 120 conjugacy classes of subgroups — too many to draw. Only its 35 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) = 6435

Polycyclic presentation:

2^2,3,5,11,13,3|c^3=g^2,c^a=c^2g,e^a=e^10,f^a=f^12,g^a=g^2,d^b=d^4,e^b=e^10

Conjugacy classes & character table

1710 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25740, 148);