Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| nilpotency class | 4 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C42×C79 · Schur multiplier (H2) = C22×C4 |
| direct product | C79×#12649 |
| subgroup | G/H | |
|---|---|---|
| center | C4×C79 | #442 |
| commutator | C8 | C2×C42×C79 |
| Frattini, cosocle | C22×C8 | C23×C79 |
| socle | C2×C79 | #1762 |
| prime radical | C2×#135×C79 | C22 |
| LCS | G ▷ C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C4×C79 ◁ C22×C4×C79 ◁ C2×#97×C79 ◁ G | |
428 conjugacy classes of subgroups.
| minimal degree | μ(G) = 111 |
| transitive degree | μt(G) = 2528 |
A minimal faithful permutation representation — 3 generators on 111 points:
(1,2)(3,13,16,29)(4,10)(5,21)(6,23)(7,12)(8,15,25,30)(9,20)(11,22)(14,26,18,32)(17,24,31,27)(19,28)(33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111);(1,3,5,17,22,14,19,30,7,16,20,31,6,18,4,15)(2,8,10,26,23,24,9,13,12,25,28,32,11,27,21,29);(3,14,16,18)(4,19)(5,20)(8,24,25,27)(9,21)(10,28)(13,26,29,32)(15,31,30,17)3634 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 5637);