No problem, we've got 1375 and 6438 to multiply
1375 × 6438 = 6438 × (1375)
+ 6438 × 5 producing 32190
+ 6438 × 70 yielding 450660
+ 6438 × 300 producing 1931400
+ 6438 × 1000 resulting in 6438000

= 8852250
