No problem, we've got 2421 and 3938 to multiply
2421 × 3938 = 3938 × (2421)
+ 3938 × 1 that results in 3938
+ 3938 × 20 producing 78760
+ 3938 × 400 that results in 1575200
+ 3938 × 2000 what gives us 7876000

= 9533898
