Alright, let's work through 9707 times 1600 step by step
9707 × 1600 = 1600 × (9707)
+ 1600 × 7 that equals 11200
+ 1600 × 00 that equals 0
+ 1600 × 700 yielding 1120000
+ 1600 × 9000 that results in 14400000

= 15531200
