No problem, we've got 1243 and 5395 to multiply
1243 × 5395 = 5395 × (1243)
+ 5395 × 3 that is equal 16185
+ 5395 × 40 that is equal 215800
+ 5395 × 200 that is equal 1079000
+ 5395 × 1000 that results in 5395000

= 6705985
