Alright, let's work through 87518573 times 34671885 step by step
87518573 × 34671885 = 34671885 × (87518573)
+ 34671885 × 3 that results in 104015655
+ 34671885 × 70 yielding 2427031950
+ 34671885 × 500 producing 17335942500
+ 34671885 × 8000 giving us 277375080000
+ 34671885 × 10000 that is equal 346718850000
+ 34671885 × 500000 yielding 17335942500000
+ 34671885 × 7000000 producing 242703195000000
+ 34671885 × 80000000 resulting in 2773750800000000

= 3034433898420105
