Finite Group DatabasebetaFinite Group Databasebeta| order | 1520 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C4 · Schur multiplier (H2) = C22 |
| unambiguous semidirect product | C22⋊Dic95 |
| Hall | C5×C19 ⋊ C22⋊C4 |
| Sylow | C19 ⋊ C22⋊Dic5 |
| Sylow | C5 ⋊ C22⋊Dic19 |
68 conjugacy classes of subgroups.
| transitive degree | μt(G) = 760 |
Polycyclic presentation:
2^4,5,19|a^2=d,b^a=bc,e^a=e^4,f^a=f^18386 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1520, 79);