Alright, let's work through 12486922 times 18589742 step by step
12486922 × 18589742 = 18589742 × (12486922)
+ 18589742 × 2 that equals 37179484
+ 18589742 × 20 that is equal 371794840
+ 18589742 × 900 which equals 16730767800
+ 18589742 × 6000 resulting in 111538452000
+ 18589742 × 80000 that results in 1487179360000
+ 18589742 × 400000 that results in 7435896800000
+ 18589742 × 2000000 that is equal 37179484000000
+ 18589742 × 10000000 that equals 185897420000000

= 232128658354124
