Finite Group DatabasebetaFinite Group Databasebeta| order | 22784 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4×C89 · Schur multiplier (H2) = C26 |
| direct product | C89×#21778 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C2×C89 | #2308 |
| commutator | C23 | C23×C4×C89 |
| Frattini, cosocle | C22×C4 | C24×C89 |
| prime radical | C89×#3484 | C2 |
| LCS | G ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C89 ◁ C22×C4×C89 ◁ G | |
1440 conjugacy classes of subgroups.
| minimal degree | μ(G) = 105 |
| transitive degree | μt(G) = 1424 |
A minimal faithful permutation representation — 4 generators on 105 points:
(1,2,4,8,5,7,13,15)(3,9,11,16,10,6,12,14)(17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105);(1,3)(2,6)(4,12)(5,10)(7,9)(8,16)(11,13)(14,15);(6,9)(14,16);(2,7)(4,13)(6,9)(11,12)4094 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(22784, 14766);