Alright, let's work through 72100354 times 17088103 step by step
72100354 × 17088103 = 17088103 × (72100354)
+ 17088103 × 4 giving us 68352412
+ 17088103 × 50 yielding 854405150
+ 17088103 × 300 yielding 5126430900
+ 17088103 × 0000 what gives us 0
+ 17088103 × 00000 that results in 0
+ 17088103 × 100000 that is equal 1708810300000
+ 17088103 × 2000000 what gives us 34176206000000
+ 17088103 × 70000000 that is equal 1196167210000000

= 1232058275488462
