Finite Group DatabasebetaFinite Group Databasebeta| order | 19440 |
| nilpotency class | 1 |
| isoclinism | isoclinic class of C1 |
| automorphism | Aut(G) = C22×C42×C81 (order 5184) · Inn(G) = C1 · Out(G) = C22×C42×C81 |
| homology | Abelianization (H1) = G · Schur multiplier (H2) = C1 |
| cyclic | C19440 |
| abelian | C5×C16×C243 |
| multiplicative | (ℤ/19441)ˣ, (ℤ/38882)ˣ |
| subgroup | G/H | |
|---|---|---|
| center | G | C1 |
| commutator | C1 | G |
| Frattini, cosocle | C8×C81 | C2×C3×C5 |
| socle, prime radical | C2×C3×C5 | C8×C81 |
| LCS | G ▷ C1 | |
| UCS | C1 ◁ G | |
60 conjugacy classes of subgroups.
19440 conjugacy classes. The character table is too large to display.
| Fitting subgroup of | Dic9720, D19440 |
| maximal subgroup of | Dic9720, D19440 |
| maximal normal subgroup of | Dic9720, D19440 |
| automorphism group of | C19441 |
| outer automorphism group of | C19441 |
Past the SmallGroups library coverage — no SmallGroups id.