Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 4 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C8×C73 · Schur multiplier (H2) = C22×C4 |
| direct product | C73×#11599 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C73 | #102 |
| commutator | C8 | C22×C8×C73 |
| Frattini, cosocle | C4×C8 | C23×C73 |
| socle | C22×C73 | C2×#102 |
| prime radical | C22×D8×C73 | C4 |
| LCS | G ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C73 ◁ C2×C42×C73 ◁ C2×C4×C8×C73 ◁ G | |
450 conjugacy classes of subgroups.
| minimal degree | μ(G) = 97 |
| transitive degree | μt(G) = 4672 |
A minimal faithful permutation representation — 3 generators on 97 points:
(1,2,3,5,4,6,7,8)(9,10,11,15,13,18,19,17)(12,21,20,16,23,14,22,24)(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);(10,14)(11,19)(12,22)(15,16)(17,24)(18,21)(20,23);(9,11,13,19)(10,15,18,17)(12,20,23,22)(14,24,21,16)4672 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 4587);