Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #392 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C5×C8 · Schur multiplier (H2) = C26 |
| direct product | C5×#11380 |
| subgroup | G/H | |
|---|---|---|
| center | C23×C4×C5 | C23 |
| commutator | C23 | C22×C5×C8 |
| Frattini, cosocle | C23×C4 | C23×C5 |
| socle, prime radical | C24×C5 | C22×C4 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23×C4×C5 ◁ G | |
1246 conjugacy classes of subgroups; only the 406 normal subgroups are shown.
This group has 1246 conjugacy classes of subgroups — too many to draw. Only its 406 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 29 |
| transitive degree | μt(G) = 1280 |
A minimal faithful permutation representation — 3 generators on 29 points:
(1,2,3,4,5)(6,7)(8,9)(10,11)(12,13)(22,23,24,26,25,27,28,29);(7,9)(14,15,17,19)(16,20,21,18);(11,13)(14,16,17,21)(15,18,19,20)440 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 4368);