Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #1999 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C79 · Schur multiplier (H2) = C26 |
| direct product | C2×C79×#2056 |
| subgroup | G/H | |
|---|---|---|
| center, socle, prime radical | C24×C79 | C2×D4 |
| commutator, Frattini, cosocle | C22×C4 | C24×C79 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C24×C79 ◁ C22×C42×C79 ◁ G | |
1486 conjugacy classes of subgroups.
| minimal degree | μ(G) = 105 |
| transitive degree | μt(G) = 20224 |
A minimal faithful permutation representation — 4 generators on 105 points:
(1,2)(27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105);(3,4)(5,6)(11,12,16,20)(13,18,22,26)(14,23,21,17)(15,25,24,19);(7,8)(9,10)(11,13,16,22)(12,17,20,23)(14,24,21,15)(18,19,26,25);(4,6)(8,10)(11,14,15,13,16,21,24,22)(12,18,19,23,20,26,25,17)5056 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 16526);