Alright, let's work through 1397 times 529 step by step
1397 × 529 = 529 × (1397)
+ 529 × 7 yielding 3703
+ 529 × 90 that results in 47610
+ 529 × 300 giving us 158700
+ 529 × 1000 resulting in 529000

= 739013
