No problem, we've got 7502 and 1821 to multiply
7502 × 1821 = 1821 × (7502)
+ 1821 × 2 that is equal 3642
+ 1821 × 00 giving us 0
+ 1821 × 500 that is equal 910500
+ 1821 × 7000 that is equal 12747000

= 13661142
