Finite Group Databasebeta

D55⋊D105 #37528681

order23100
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD55⋊D105

Splittings

Fitting, socle, derived, HallC3×C52×C7×C11 ⋊ C22
HallC52×C7×C11 ⋊ C2×D3
HallC3×C52×C11 ⋊ C2×D7
HallC3×C52×C7 ⋊ C2×D11
HallC52×C11 ⋊ C2×D21
HallC3×C7×C11 ⋊ D52
HallC52×C7 ⋊ D3×D11
HallC7×C11 ⋊ D5×D15
HallC3×C52 ⋊ D7×D11
HallC3×C11 ⋊ D5×D35
SylowC52 ⋊ D11×D21
HallC3×C7 ⋊ (C5⋊D5)⋊D11
SylowC11 ⋊ D5×D105
SylowC7 ⋊ D55⋊D15
SylowC3 ⋊ D55⋊D35

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C52×C7×C11C22
LCSG ▷ C3×C52×C7×C11
UCSC1

192 conjugacy classes of subgroups; only the 45 normal subgroups are shown.

normal subgroups only

This group has 192 conjugacy classes of subgroups — too many to draw. Only its 45 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) = 2310

Polycyclic presentation:

2^2,3,5^2,7,11|d^a=d^4,g^a=g^10,c^b=c^2,d^b=d^4,e^b=e^4,f^b=f^6

Conjugacy classes & character table

1536 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(23100, 492);