No problem, we've got 9871 and 7656 to multiply
9871 × 7656 = 7656 × (9871)
+ 7656 × 1 what gives us 7656
+ 7656 × 70 yielding 535920
+ 7656 × 800 yielding 6124800
+ 7656 × 9000 that is equal 68904000

= 75572376
