Finite Group DatabasebetaFinite Group Databasebeta| order | 21248 |
| nilpotency class | 3 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4×C83 · Schur multiplier (H2) = C2×C4 |
| direct product | C83×#9790 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C83 | #390 |
| commutator | C22×C4 | C22×C4×C83 |
| Frattini, cosocle | C2×C42 | C23×C83 |
| prime radical | C22×D4×C83 | C2×C4 |
| LCS | G ▷ C22×C4 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C83 ◁ C2×C42×C83 ◁ G | |
384 conjugacy classes of subgroups.
| minimal degree | μ(G) = 115 |
| transitive degree | μt(G) = 5312 |
A minimal faithful permutation representation — 3 generators on 115 points:
(1,2,5,9,6,10,4,7)(3,11,14,16,12,15,13,8)(17,18,20,24,21,23,28,29)(19,22,26,31,25,30,27,32)(33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115);(2,7,10,9)(3,12)(8,11,16,15)(13,14)(17,19,20,27,21,25,28,26)(18,22,29,31,23,30,24,32);(1,3,4,13,6,12,5,14)(2,8,9,11,10,16,7,15)(19,25)(22,30)(26,27)(31,32)3320 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21248, 2778);