Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4×C73 · Schur multiplier (H2) = C26 |
| direct product | C73×#20892 |
| subgroup | G/H | |
|---|---|---|
| center | C4×C73 | C2×#120 |
| commutator | C23 | C23×C4×C73 |
| Frattini, cosocle | C22×C4 | C24×C73 |
| socle | C2×C73 | C2×#385 |
| prime radical | C22×#41×C73 | C22 |
| LCS | G ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C4×C73 ◁ C23×C4×C73 ◁ G | |
1320 conjugacy classes of subgroups.
| minimal degree | μ(G) = 105 |
| transitive degree | μt(G) = 2336 |
A minimal faithful permutation representation — 4 generators on 105 points:
(1,2,5,10,6,9,16,22)(3,7,13,19,12,18,26,30)(4,8,15,21,14,20,27,31)(11,23,25,32,24,17,28,29)(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);(1,3,5,13,6,12,16,26)(2,7,10,19,9,18,22,30)(4,11,15,25,14,24,27,28)(8,17,21,29,20,23,31,32);(1,4)(2,8)(3,11)(5,15)(6,14)(7,17)(9,20)(10,21)(12,24)(13,25)(16,27)(18,23)(19,29)(22,31)(26,28)(30,32);(2,9)(7,18)(8,20)(10,22)(17,23)(19,30)(21,31)(29,32)4234 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 13880);