No problem, we've got 7591 and 1387 to multiply
7591 × 1387 = 1387 × (7591)
+ 1387 × 1 that equals 1387
+ 1387 × 90 what gives us 124830
+ 1387 × 500 giving us 693500
+ 1387 × 7000 that results in 9709000

= 10528717
