No problem, we've got 9645 and 1375 to multiply
9645 × 1375 = 1375 × (9645)
+ 1375 × 5 which equals 6875
+ 1375 × 40 yielding 55000
+ 1375 × 600 that is equal 825000
+ 1375 × 9000 that is equal 12375000

= 13261875
