No problem, we've got 3945 and 4322 to multiply
3945 × 4322 = 4322 × (3945)
+ 4322 × 5 giving us 21610
+ 4322 × 40 that results in 172880
+ 4322 × 900 which equals 3889800
+ 4322 × 3000 resulting in 12966000

= 17050290
