Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 4 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C42×C73 · Schur multiplier (H2) = C22×C4 |
| direct product | C73×#12641 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C8×C73 | D8 |
| commutator | C8 | C2×C42×C73 |
| Frattini, cosocle | C22×C8 | C23×C73 |
| socle | C22×C73 | C4×D8 |
| prime radical | C2×#135×C73 | C22 |
| LCS | G ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C8×C73 ◁ C22×C8×C73 ◁ C2×C4×C8×C73 ◁ G | |
438 conjugacy classes of subgroups.
| minimal degree | μ(G) = 109 |
| transitive degree | μt(G) = 4672 |
A minimal faithful permutation representation — 3 generators on 109 points:
(1,2)(3,4)(5,6,9,16,12,17,11,26)(7,18,20,28,23,34,22,36)(8,14,24,31,25,32,10,15)(13,27,29,35,30,21,33,19)(37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109);(2,4)(5,7,10,21,11,22,25,35,12,23,24,27,9,20,8,19)(6,13,14,28,16,29,31,34,17,30,32,36,26,33,15,18);(5,8,9,24,12,25,11,10)(6,14,16,31,17,32,26,15)(7,19,20,27,23,35,22,21)(13,28,29,34,30,36,33,18)6424 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 5629);