No problem, we've got 6681 and 8490 to multiply
6681 × 8490 = 8490 × (6681)
+ 8490 × 1 resulting in 8490
+ 8490 × 80 that is equal 679200
+ 8490 × 600 what gives us 5094000
+ 8490 × 6000 yielding 50940000

= 56721690
