Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 4 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C73 · Schur multiplier (H2) = C22 |
| direct product | C73×#13469 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C2×C73 | #2065 |
| commutator, Frattini, cosocle | C22×C8 | C23×C73 |
| prime radical | C2×#135×C73 | C22 |
| LCS | G ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C73 ◁ C22×C4×C73 ◁ #405×C73 ◁ G | |
306 conjugacy classes of subgroups.
| minimal degree | μ(G) = 105 |
| transitive degree | μt(G) = 2336 |
A minimal faithful permutation representation — 3 generators on 105 points:
(1,2,9,13,8,14,7,27)(3,15,4,19,18,28,23,30)(5,24,26,32,6,25,20,12)(10,22,31,16,29,21,11,17)(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);(1,3,5,16,7,4,20,21,8,18,6,17,9,23,26,22)(2,10,12,15,13,11,24,30,14,29,32,28,27,31,25,19);(1,4)(2,11)(3,7)(5,17)(6,16)(8,23)(9,18)(10,13)(12,28)(14,31)(15,32)(19,25)(20,21)(22,26)(24,30)(27,29)2482 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 6457);