Alright, let's work through 70815634 times 76515353 step by step
70815634 × 76515353 = 76515353 × (70815634)
+ 76515353 × 4 producing 306061412
+ 76515353 × 30 yielding 2295460590
+ 76515353 × 600 that results in 45909211800
+ 76515353 × 5000 yielding 382576765000
+ 76515353 × 10000 what gives us 765153530000
+ 76515353 × 800000 that is equal 61212282400000
+ 76515353 × 0000000 which equals 0
+ 76515353 × 70000000 that is equal 5356074710000000

= 5418483233428802
