Alright, let's work through 1607 times 1181 step by step
1607 × 1181 = 1181 × (1607)
+ 1181 × 7 yielding 8267
+ 1181 × 00 that equals 0
+ 1181 × 600 that is equal 708600
+ 1181 × 1000 resulting in 1181000

= 1897867
