Finite Group DatabasebetaFinite Group Databasebeta| order | 22784 |
| nilpotency class | 2 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C82×C89 · Schur multiplier (H2) = C22×C8 |
| direct product | C8×C4⋊C8×C89 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C8×C89 | C22 |
| commutator | C2 | C2×C82×C89 |
| Frattini, cosocle | C2×C42 | C23×C89 |
| socle, prime radical | C23×C89 | C2×C42 |
| LCS | G ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C8×C89 ◁ G | |
550 conjugacy classes of subgroups.
| minimal degree | μ(G) = 109 |
| transitive degree | μt(G) = 22784 |
A minimal faithful permutation representation — 3 generators on 109 points:
(5,6,7,9,8,10,11,12)(21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109);(2,4)(13,14,15,17,16,18,19,20);(1,2,3,4)14240 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(22784, 1247);