Alright, let's work through 1597 times 7825 step by step
1597 × 7825 = 7825 × (1597)
+ 7825 × 7 resulting in 54775
+ 7825 × 90 that is equal 704250
+ 7825 × 500 resulting in 3912500
+ 7825 × 1000 that is equal 7825000

= 12496525
