Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #11651 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4×C79 · Schur multiplier (H2) = C24 |
| direct product | C79×#13002 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C79 | C2×#102 |
| commutator | C2×C8 | C22×C4×C79 |
| Frattini, cosocle | C22×C8 | C23×C79 |
| prime radical | C79×#3050 | C2 |
| LCS | G ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22×C79 ◁ C23×C4×C79 ◁ C23×C8×C79 ◁ G | |
528 conjugacy classes of subgroups.
| minimal degree | μ(G) = 115 |
| transitive degree | μt(G) = 5056 |
A minimal faithful permutation representation — 3 generators on 115 points:
(1,2)(3,4)(5,6,10,14,8,13,23,31,11,15,9,25,24,32,22,34)(7,16,19,29,20,33,27,30,21,36,18,28,17,35,26,12)(37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115);(5,7)(6,12,15,30)(8,17)(9,26)(10,27)(11,21)(13,28,32,29)(14,33,25,35)(16,34,36,31)(18,22)(19,23)(20,24);(2,4)(5,8,11,24)(6,13,15,32)(7,17,21,20)(9,22,10,23)(12,28,30,29)(14,31,25,34)(16,35,36,33)(18,27,19,26)3634 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 5990);