Alright, let's work through 3501 times 7897 step by step
3501 × 7897 = 7897 × (3501)
+ 7897 × 1 that equals 7897
+ 7897 × 00 producing 0
+ 7897 × 500 producing 3948500
+ 7897 × 3000 that is equal 23691000

= 27647397
