Finite Group DatabasebetaFinite Group Databasebeta| order | 1980 |
| nilpotency class | 1 |
| isoclinism | isoclinic class of C1 |
| automorphism | Aut(G) order 1440 |
| homology | Abelianization (H1) = G · Schur multiplier (H2) = C2 |
| abelian | C22×C5×C9×C11 |
| multiplicative | (ℤ/2189)ˣ, (ℤ/2299)ˣ, (ℤ/2973)ˣ, (ℤ/3267)ˣ, (ℤ/3964)ˣ, (ℤ/4378)ˣ, (ℤ/4598)ˣ, (ℤ/5946)ˣ, (ℤ/6534)ˣ |
| subgroup | G/H | |
|---|---|---|
| center | G | C1 |
| commutator | C1 | G |
| Frattini, cosocle | C3 | C22×C3×C5×C11 |
| socle, prime radical | C22×C3×C5×C11 | C3 |
| LCS | G ▷ C1 | |
| UCS | C1 ◁ G | |
60 conjugacy classes of subgroups.
| minimal degree | μ(G) = 29 |
| transitive degree | μt(G) = 1980 |
A minimal faithful permutation representation — 2 generators on 29 points:
(1,2)(5,6,7,8,9,10,11,12,13)(14,15,16,17,18)(19,20,21,22,23,24,25,26,27,28,29);(3,4)1980 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1980, 38);