Alright, let's work through 83064513 times 87849068 step by step
83064513 × 87849068 = 87849068 × (83064513)
+ 87849068 × 3 giving us 263547204
+ 87849068 × 10 that equals 878490680
+ 87849068 × 500 producing 43924534000
+ 87849068 × 4000 yielding 351396272000
+ 87849068 × 60000 that is equal 5270944080000
+ 87849068 × 000000 resulting in 0
+ 87849068 × 3000000 resulting in 263547204000000
+ 87849068 × 80000000 what gives us 7027925440000000

= 7297140050923884
