Alright, let's work through 79610802 times 8075745 step by step
79610802 × 8075745 = 8075745 × (79610802)
+ 8075745 × 2 which equals 16151490
+ 8075745 × 00 yielding 0
+ 8075745 × 800 producing 6460596000
+ 8075745 × 0000 resulting in 0
+ 8075745 × 10000 that equals 80757450000
+ 8075745 × 600000 producing 4845447000000
+ 8075745 × 9000000 that is equal 72681705000000
+ 8075745 × 70000000 producing 565302150000000

= 642916536197490
