Finite Group Databasebeta

C9⋊#1043 #11744645

order900
isoclinismisoclinic class of C9⋊#1043
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC9⋊#1043

Splittings

Fitting, derived, HallC52×C9 ⋊ C4
SylowC52 ⋊ Dic9
SylowC9 ⋊ #1043

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, hypocenterC52×C9C4
FrattiniC3C3⋊#1043
socleC3×C52Dic3
prime radicalC3×C5⋊D5D3
cosocleC9×C5⋊D5C2
LCSG ▷ C52×C9
UCSC1

72 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 225

Polycyclic presentation:

2^2,3,5^2,3|a^2=b,c^3=f,c^a=c^2f^2,d^a=d^3,e^a=e^3,f^a=f^2,d^b=d^4,e^b=e^4

Conjugacy classes & character table

66 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD9×#1043, D5⋊(C9⋊AGL(1,𝔽5)), #14268092, …
maximal normal subgroup ofD9×#1043, D5⋊(C9⋊AGL(1,𝔽5)), #14268092, …
maximal quotient ofC9⋊#6033, C2×C9⋊#1043, C13×C9⋊#1043, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(900, 57);