Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #2215 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C79 · Schur multiplier (H2) = C25 |
| direct product | C2×C79×#2216 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23×C79 | C2×D8 |
| commutator, Frattini, cosocle | C2×C8 | C24×C79 |
| prime radical | C24×C79 | D8 |
| LCS | G ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23×C79 ◁ C23×C4×C79 ◁ C23×C8×C79 ◁ G | |
702 conjugacy classes of subgroups.
| minimal degree | μ(G) = 117 |
| transitive degree | μt(G) = 10112 |
A minimal faithful permutation representation — 4 generators on 117 points:
(1,2)(39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117);(3,4)(5,6)(7,8,12,16)(9,17,21,33)(10,22,24,37)(11,25,23,15)(13,26,28,19)(14,29,30,18)(20,36,35,32)(27,34,31,38);(7,9,18,34,11,20,24,26,12,21,29,38,23,35,10,19)(8,13,22,32,15,27,30,33,16,28,37,36,25,31,14,17);(4,6)6004 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 26586);