Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #23924 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C5 · Schur multiplier (H2) = C25 |
| direct product | C5×#24310 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23×C5 | C22×D4 |
| commutator, Frattini, cosocle | C22×C4 | C24×C5 |
| prime radical | C24×C5 | C2×D4 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23×C5 ◁ C2×C5×#117 ◁ G | |
1012 conjugacy classes of subgroups.
| minimal degree | μ(G) = 33 |
| transitive degree | μt(G) = 640 |
A minimal faithful permutation representation — 4 generators on 33 points:
(1,2,3,4,5)(10,11,14,17)(12,16,13,15)(18,19,23,28)(20,30,21,25)(22,29,24,27)(26,31,33,32);(6,7)(8,9)(10,12,14,13)(11,15,17,16)(18,20,23,21)(19,25,28,30)(22,32,24,31)(26,29,33,27);(7,9)(18,21,23,20)(19,26,28,33)(22,32,24,31)(25,29,30,27);(10,13,14,12)(11,16,17,15)(18,22,23,24)(19,27,28,29)(20,31,21,32)(25,33,30,26)230 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 17298);