Let's calculate 1688 x 2137
1688 × 2137 = 2137 × (1688)
+ 2137 × 8 which equals 17096
+ 2137 × 80 resulting in 170960
+ 2137 × 600 what gives us 1282200
+ 2137 × 1000 that is equal 2137000

= 3607256
