Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #11867 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4×C79 · Schur multiplier (H2) = C23 |
| direct product | C79×#11867 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C2×C79 | #1519 |
| commutator | C2×C8 | C22×C4×C79 |
| Frattini, cosocle | C2×M16 | C23×C79 |
| prime radical | C79×#3060 | C2 |
| LCS | G ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C79 ◁ C2×C4×C79 ◁ C2×#131×C79 ◁ G | |
376 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)(4,17,21,7)(5,10)(6,12)(8,14)(9,18,23,31)(11,20)(15,25,19,24)(16,26)(22,32,28,29)(27,30)(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);(2,7)(3,14)(4,18)(5,20)(8,24)(9,11)(10,23)(12,17)(13,28)(15,19)(16,30)(21,31)(22,26)(25,27);(1,3,5,14,6,16,20,30)(2,8,11,13,12,27,10,26)(4,19,18,32,21,15,31,29)(7,22,23,25,17,28,9,24)2686 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 4855);