Finite Group DatabasebetaFinite Group Databasebeta| order | 21248 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4×C83 · Schur multiplier (H2) = C24×C4 |
| direct product | C83×#22657 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23×C83 | C22×D4 |
| commutator | C2×C4 | C23×C4×C83 |
| Frattini, cosocle | C22×C4 | C24×C83 |
| prime radical | C22×D4×C83 | D4 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23×C83 ◁ C2×C4×D4×C83 ◁ G | |
982 conjugacy classes of subgroups.
| minimal degree | μ(G) = 107 |
| transitive degree | μt(G) = 10624 |
A minimal faithful permutation representation — 4 generators on 107 points:
(2,4)(5,6,7,8)(9,10)(11,15)(12,19)(13,22)(14,17)(16,20)(18,23)(21,24)(25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107);(1,2)(3,4)(9,11,14,13)(10,15,17,22)(12,18,21,20)(16,19,23,24);(9,12,13,20,14,21,11,18)(10,16,15,19,17,23,22,24);(2,4)(9,11,14,13)(10,15,17,22)(12,18,21,20)(16,19,23,24)5810 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21248, 15645);