Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 2 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4×C73 · Schur multiplier (H2) = C22×C4 |
| direct product | C73×#22594 |
| subgroup | G/H | |
|---|---|---|
| center | C22×C4×C73 | C24 |
| commutator | C23 | C23×C4×C73 |
| Frattini, cosocle | C22×C4 | C24×C73 |
| socle | C23×C73 | C23×C4 |
| prime radical | C24×C73 | C22×C4 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C22×C4×C73 ◁ G | |
688 conjugacy classes of subgroups.
| minimal degree | μ(G) = 105 |
| transitive degree | μt(G) = 9344 |
A minimal faithful permutation representation — 4 generators on 105 points:
(2,5)(6,8)(9,10)(11,13)(12,14)(15,16)(17,18,21,24,20,22,27,29)(19,23,26,30,25,28,31,32)(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);(1,2)(3,6)(4,5)(7,8)(9,11,12,15)(10,13,14,16)(18,22)(23,28)(24,29)(30,32);(1,3,4,7)(2,6,5,8)(10,14)(13,16)(17,19,20,25)(18,23,22,28)(21,26,27,31)(24,30,29,32);(2,5)(6,8)(19,25)(23,28)(26,31)(30,32)4672 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 15582);