Alright, let's work through 70373427 times 80978738 step by step
70373427 × 80978738 = 80978738 × (70373427)
+ 80978738 × 7 that results in 566851166
+ 80978738 × 20 resulting in 1619574760
+ 80978738 × 400 that results in 32391495200
+ 80978738 × 3000 resulting in 242936214000
+ 80978738 × 70000 that equals 5668511660000
+ 80978738 × 300000 resulting in 24293621400000
+ 80978738 × 0000000 that results in 0
+ 80978738 × 70000000 what gives us 5668511660000000

= 5698751307195126
