Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 4 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4×C73 · Schur multiplier (H2) = C24 |
| direct product | C73×#13102 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C2×C73 | #1898 |
| commutator | C22×C4 | C22×C4×C73 |
| Frattini, cosocle | C2×#41 | C23×C73 |
| prime radical | C73×#3008 | C2 |
| LCS | G ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C73 ◁ C2×C4×C73 ◁ C2×H(5,𝔽2)×C73 ◁ G | |
688 conjugacy classes of subgroups.
| minimal degree | μ(G) = 105 |
| transitive degree | μt(G) = 2336 |
A minimal faithful permutation representation — 3 generators on 105 points:
(1,2,6,9,7,12,5,11)(3,13,17,29,18,31,16,30)(4,19,22,24,21,10,14,27)(8,23,25,20,26,32,28,15)(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);(1,3,14,32)(2,8,24,30)(4,20,5,17)(6,16,21,15)(7,18,22,23)(9,25,19,31)(10,13,11,28)(12,26,27,29);(2,9)(4,21)(5,6)(8,25)(10,27)(11,12)(13,29)(15,20)(16,17)(19,24)(26,28)(30,31)2482 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 6090);