Alright, let's work through 64354130 times 72862870 step by step
64354130 × 72862870 = 72862870 × (64354130)
+ 72862870 × 0 that results in 0
+ 72862870 × 30 producing 2185886100
+ 72862870 × 100 what gives us 7286287000
+ 72862870 × 4000 yielding 291451480000
+ 72862870 × 50000 giving us 3643143500000
+ 72862870 × 300000 what gives us 21858861000000
+ 72862870 × 4000000 producing 291451480000000
+ 72862870 × 60000000 that is equal 4371772200000000

= 4689026608153100
