Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C42×C79 · Schur multiplier (H2) = C23 |
| direct product | C79×#7886 |
| subgroup | G/H | |
|---|---|---|
| center | C42×C79 | C2×D4 |
| commutator | C2×C4 | C2×C42×C79 |
| Frattini, cosocle | C2×C42 | C23×C79 |
| socle | C22×C79 | C2×#95 |
| prime radical | C24×C79 | C4⋊C4 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C42×C79 ◁ C22×C42×C79 ◁ G | |
550 conjugacy classes of subgroups.
| minimal degree | μ(G) = 111 |
| transitive degree | μt(G) = 5056 |
A minimal faithful permutation representation — 3 generators on 111 points:
(1,2,4,9,6,8,5,10)(3,7,11,15,13,14,12,16)(17,18)(19,25)(20,28)(21,24)(22,27)(23,29)(26,31)(30,32)(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);(1,3,5,12,6,13,4,11)(2,7,10,16,8,14,9,15)(17,19)(18,22,24,30)(20,27)(21,26)(23,25,28,31)(29,32);(2,8)(7,14)(9,10)(15,16)(19,26)(22,30)(25,31)(27,32)5056 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 874);