Alright, let's work through 72269003 times 51713445 step by step
72269003 × 51713445 = 51713445 × (72269003)
+ 51713445 × 3 resulting in 155140335
+ 51713445 × 00 that results in 0
+ 51713445 × 000 giving us 0
+ 51713445 × 9000 giving us 465421005000
+ 51713445 × 60000 which equals 3102806700000
+ 51713445 × 200000 yielding 10342689000000
+ 51713445 × 2000000 that equals 103426890000000
+ 51713445 × 70000000 that is equal 3619941150000000

= 3737279111845335
