| order | 21420 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C17 · Schur multiplier (H2) = C2 |
| direct product | C17×D9×D35 |
| unambiguous semidirect product | (C5×D9)⋊(D7×C17) |
| unambiguous semidirect product | (C7×D9)⋊(D5×C17) |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C17 | D9×D35 |
| commutator, cosocle, hypocenter | C5×C7×C9 | C22×C17 |
| Frattini | C3 | D3×C17×D35 |
| Fitting | C5×C7×C9×C17 | C22 |
| socle | C3×C5×C7×C17 | C2×D3 |
| LCS | G ▷ C5×C7×C9 | |
| UCS | C1 ◁ C17 | |
120 conjugacy classes of subgroups; only the 42 normal subgroups are shown.
This group has 120 conjugacy classes of subgroups — too many to draw. Only its 42 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| transitive degree | μt(G) = 5355 |
1938 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21420, 103);