| order | 1920 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C5×C8 · Schur multiplier (H2) = C22 |
| direct product | C5×#69303 |
| Fitting | C3×C5×#364 ⋊ C2 |
| Hall | C3×C5 ⋊ #2153 |
| Sylow | C3 ⋊ C5×#2153 |
304 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 480 |
A minimal faithful permutation representation — 3 generators on 40 points:
(1,2,3,4,5)(7,8)(11,21)(16,30)(20,34)(22,24)(23,36)(29,37)(31,39)(35,40);(6,7,8)(9,11,12,22,15,21,14,24)(10,16,17,20,19,30,25,34)(13,23,26,29,28,36,27,37)(18,31,32,35,33,39,38,40);(9,10,13,18,14,17,27,32,15,19,28,33,12,25,26,38)(11,20,23,35,24,30,37,39,21,34,36,40,22,16,29,31)360 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1920, 40125);