Finite Group DatabasebetaFinite Group Databasebeta| order | 1944 |
| isoclinism | isoclinic class of C9⋊(C9⋊S4) |
| automorphism | ? |
| homology | Abelianization (H1) = C2 · Schur multiplier (H2) = C2×C32×C9 |
| unambiguous semidirect product | C9⋊(C9⋊S4) |
| unambiguous semidirect product | A4⋊(C9⋊D9) |
| Fitting | C22×C92 ⋊ D3 |
| derived | C92×A4 ⋊ C2 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C1 | G |
| commutator, cosocle, hypocenter | C92×A4 | C2 |
| Frattini | C32 | C3⋊(C3⋊S4) |
| Fitting | C22×C92 | D3 |
| socle | C22×C32 | C3⋊(C3⋊D3) |
| LCS | G ▷ C92×A4 | |
| UCS | C1 | |
573 conjugacy classes of subgroups.
| transitive degree | μt(G) = 324 |
Polycyclic presentation:
2,3^5,2^2|c^3=f,d^3=e,b^a=b^2,c^a=c^2f^2,d^a=d^2e^2,e^a=e^2,f^a=f^2,g^a=gh,g^b=h,h^b=gh165 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1944, 2489);