Alright, let's work through 79650897 times 71500691 step by step
79650897 × 71500691 = 71500691 × (79650897)
+ 71500691 × 7 which equals 500504837
+ 71500691 × 90 yielding 6435062190
+ 71500691 × 800 which equals 57200552800
+ 71500691 × 0000 producing 0
+ 71500691 × 50000 giving us 3575034550000
+ 71500691 × 600000 that results in 42900414600000
+ 71500691 × 9000000 which equals 643506219000000
+ 71500691 × 70000000 producing 5005048370000000

= 5695094174269827
