Alright, let's work through 47986805 times 18127449 step by step
47986805 × 18127449 = 18127449 × (47986805)
+ 18127449 × 5 that results in 90637245
+ 18127449 × 00 resulting in 0
+ 18127449 × 800 that is equal 14501959200
+ 18127449 × 6000 resulting in 108764694000
+ 18127449 × 80000 which equals 1450195920000
+ 18127449 × 900000 that is equal 16314704100000
+ 18127449 × 7000000 which equals 126892143000000
+ 18127449 × 40000000 producing 725097960000000

= 869878360310445
