Alright, let's work through 70502907 times 75370225 step by step
70502907 × 75370225 = 75370225 × (70502907)
+ 75370225 × 7 what gives us 527591575
+ 75370225 × 00 producing 0
+ 75370225 × 900 that results in 67833202500
+ 75370225 × 2000 that results in 150740450000
+ 75370225 × 00000 that results in 0
+ 75370225 × 500000 that results in 37685112500000
+ 75370225 × 0000000 what gives us 0
+ 75370225 × 70000000 what gives us 5275915750000000

= 5313819963744075
