No problem, we've got 28152843 and 66426817 to multiply
28152843 × 66426817 = 66426817 × (28152843)
+ 66426817 × 3 that results in 199280451
+ 66426817 × 40 resulting in 2657072680
+ 66426817 × 800 giving us 53141453600
+ 66426817 × 2000 resulting in 132853634000
+ 66426817 × 50000 what gives us 3321340850000
+ 66426817 × 100000 that results in 6642681700000
+ 66426817 × 8000000 giving us 531414536000000
+ 66426817 × 20000000 what gives us 1328536340000000

= 1870103749990731
