No problem, we've got 8642 and 8175 to multiply
8642 × 8175 = 8175 × (8642)
+ 8175 × 2 that results in 16350
+ 8175 × 40 yielding 327000
+ 8175 × 600 that is equal 4905000
+ 8175 × 8000 which equals 65400000

= 70648350
