Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #3484 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C4×C5 · Schur multiplier (H2) = C28 |
| direct product | C5×#60328 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C5 | C25 |
| commutator | C22 | C24×C4×C5 |
| Frattini, cosocle | C2×C4 | C25×C5 |
| socle | C22×C5 | C24×C4 |
| prime radical | C5×#3483 | C2 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C5 ◁ G | |
1920 conjugacy classes of subgroups.
| minimal degree | μ(G) = 29 |
| transitive degree | μt(G) = 640 |
A minimal faithful permutation representation — 5 generators on 29 points:
(1,2,3,4,5)(6,7)(8,12)(9,11)(10,13)(14,15,18,22,19,17,21,26)(16,20,24,27,23,25,28,29);(6,8)(7,10)(9,13)(11,12)(14,16)(15,20)(17,25)(18,24)(19,23)(21,28)(22,27)(26,29);(8,13)(10,12)(14,16)(15,20)(17,25)(18,24)(19,23)(21,28)(22,27)(26,29);(7,11)(10,12)(16,23)(20,25)(24,28)(27,29);(14,17,18,26,19,15,21,22)(16,20,24,27,23,25,28,29)440 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 53316);