No problem, we've got 1670 and 1504 to multiply
1670 × 1504 = 1504 × (1670)
+ 1504 × 0 that equals 0
+ 1504 × 70 that equals 105280
+ 1504 × 600 producing 902400
+ 1504 × 1000 that equals 1504000

= 2511680
