| order | 21420 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C9×C17 · Schur multiplier (H2) = C2 |
| direct product | C2×C9×C17×D35 |
| unambiguous semidirect product | (C2×C5)⋊(C9×D7×C17) |
120 conjugacy classes of subgroups.
| transitive degree | μt(G) = 10710 |
5814 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21420, 123);