Alright, let's work through 1697 times 7644 step by step
1697 × 7644 = 7644 × (1697)
+ 7644 × 7 that results in 53508
+ 7644 × 90 producing 687960
+ 7644 × 600 producing 4586400
+ 7644 × 1000 yielding 7644000

= 12971868
