No problem, we've got 3989 and 8150 to multiply
3989 × 8150 = 8150 × (3989)
+ 8150 × 9 yielding 73350
+ 8150 × 80 which equals 652000
+ 8150 × 900 yielding 7335000
+ 8150 × 3000 that results in 24450000

= 32510350
