Alright, let's work through 87374975 times 47774065 step by step
87374975 × 47774065 = 47774065 × (87374975)
+ 47774065 × 5 that is equal 238870325
+ 47774065 × 70 which equals 3344184550
+ 47774065 × 900 resulting in 42996658500
+ 47774065 × 4000 giving us 191096260000
+ 47774065 × 70000 giving us 3344184550000
+ 47774065 × 300000 which equals 14332219500000
+ 47774065 × 7000000 what gives us 334418455000000
+ 47774065 × 80000000 what gives us 3821925200000000

= 4174257735023375
