Finite Group DatabasebetaFinite Group Databasebeta| order | 18688 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C4×C8×C73 · Schur multiplier (H2) = C22×C4 |
| direct product | C73×#12602 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C8×C73 | C22⋊C4 |
| commutator | C22 | C2×C4×C8×C73 |
| Frattini, cosocle | C22×C8 | C23×C73 |
| socle | C22×C73 | C2×C22⋊C8 |
| prime radical | C24×C73 | C2×C8 |
| LCS | G ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C8×C73 ◁ C2×C4×C8×C73 ◁ G | |
490 conjugacy classes of subgroups.
| minimal degree | μ(G) = 109 |
| transitive degree | μt(G) = 4672 |
A minimal faithful permutation representation — 3 generators on 109 points:
(1,2,4,3)(5,6)(7,15)(8,19)(9,14)(10,12)(11,16)(13,21)(17,23)(18,28)(20,32)(22,25)(24,30)(26,33)(27,29)(31,34)(35,36)(37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109);(5,7,8,17,9,18,20,31,10,16,21,29,22,30,33,36)(6,11,13,23,14,24,26,34,12,15,19,27,25,28,32,35);(1,3,4,2)(6,12)(11,15)(13,19)(14,25)(23,27)(24,28)(26,32)(34,35)6424 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18688, 5590);