Alright, let's work through 42279565 times 43077713 step by step
42279565 × 43077713 = 43077713 × (42279565)
+ 43077713 × 5 which equals 215388565
+ 43077713 × 60 resulting in 2584662780
+ 43077713 × 500 that equals 21538856500
+ 43077713 × 9000 producing 387699417000
+ 43077713 × 70000 what gives us 3015439910000
+ 43077713 × 200000 which equals 8615542600000
+ 43077713 × 2000000 that equals 86155426000000
+ 43077713 × 40000000 resulting in 1723108520000000

= 1821306966834845
