Alright, let's work through 79996428 times 67759706 step by step
79996428 × 67759706 = 67759706 × (79996428)
+ 67759706 × 8 which equals 542077648
+ 67759706 × 20 which equals 1355194120
+ 67759706 × 400 which equals 27103882400
+ 67759706 × 6000 what gives us 406558236000
+ 67759706 × 90000 which equals 6098373540000
+ 67759706 × 900000 that results in 60983735400000
+ 67759706 × 9000000 what gives us 609837354000000
+ 67759706 × 70000000 yielding 4743179420000000

= 5420534442330168
