Alright, let's work through 1281 times 2870 step by step
1281 × 2870 = 2870 × (1281)
+ 2870 × 1 what gives us 2870
+ 2870 × 80 producing 229600
+ 2870 × 200 yielding 574000
+ 2870 × 1000 producing 2870000

= 3676470
