No problem, we've got 2843 and 6356 to multiply
2843 × 6356 = 6356 × (2843)
+ 6356 × 3 which equals 19068
+ 6356 × 40 giving us 254240
+ 6356 × 800 that results in 5084800
+ 6356 × 2000 yielding 12712000

= 18070108
