Alright, let's work through 73642254 times 87713231 step by step
73642254 × 87713231 = 87713231 × (73642254)
+ 87713231 × 4 resulting in 350852924
+ 87713231 × 50 what gives us 4385661550
+ 87713231 × 200 producing 17542646200
+ 87713231 × 2000 producing 175426462000
+ 87713231 × 40000 that results in 3508529240000
+ 87713231 × 600000 that is equal 52627938600000
+ 87713231 × 3000000 that results in 263139693000000
+ 87713231 × 70000000 which equals 6139926170000000

= 6459400036462674
