No problem, we've got 2873 and 9872 to multiply
2873 × 9872 = 9872 × (2873)
+ 9872 × 3 that is equal 29616
+ 9872 × 70 what gives us 691040
+ 9872 × 800 which equals 7897600
+ 9872 × 2000 that is equal 19744000

= 28362256
