No problem, we've got 5587 and 1340 to multiply
5587 × 1340 = 1340 × (5587)
+ 1340 × 7 what gives us 9380
+ 1340 × 80 yielding 107200
+ 1340 × 500 giving us 670000
+ 1340 × 5000 that equals 6700000

= 7486580
