Alright, let's work through 79880020 times 19025660 step by step
79880020 × 19025660 = 19025660 × (79880020)
+ 19025660 × 0 giving us 0
+ 19025660 × 20 producing 380513200
+ 19025660 × 000 that results in 0
+ 19025660 × 0000 yielding 0
+ 19025660 × 80000 which equals 1522052800000
+ 19025660 × 800000 that is equal 15220528000000
+ 19025660 × 9000000 producing 171230940000000
+ 19025660 × 70000000 that equals 1331796200000000

= 1519770101313200
