No problem, we've got 1661 and 4475 to multiply
1661 × 4475 = 4475 × (1661)
+ 4475 × 1 what gives us 4475
+ 4475 × 60 resulting in 268500
+ 4475 × 600 resulting in 2685000
+ 4475 × 1000 which equals 4475000

= 7432975
