Finite Group Databasebeta

D99⋊C4 #11716177

order792
isoclinismisoclinic class of D9×D11
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD99⋊C4

Splittings

derived, HallC9×C11 ⋊ C2×C4
SylowC11 ⋊ C4×D9
SylowC9 ⋊ C4×D11

Subgroups

subgroupG/H
center, hypercenterC2D9×D11
commutator, hypocenterC9×C11C2×C4
FrattiniC2×C3D3×D11
Fitting, cosocleC2×C9×C11C22
socleC2×C3×C11C2×D3
prime radicalC2×D99C2
LCSG ▷ C9×C11
UCSC1 ◁ C2

48 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 396

Polycyclic presentation:

2^3,3,11,3|a^2=c,b^2=c,d^3=f,e^a=e^10,d^b=d^2f^2,f^b=f^2

Conjugacy classes & character table

84 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#13096940, D99⋊Q8, #13096947, …
maximal normal subgroup of#13096940, D99⋊Q8, #13096947, …
maximal quotient ofD99⋊C8, #13096844, Dic9×Dic11, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(792, 7);