Alright, let's work through 48064939 times 87131475 step by step
48064939 × 87131475 = 87131475 × (48064939)
+ 87131475 × 9 that is equal 784183275
+ 87131475 × 30 which equals 2613944250
+ 87131475 × 900 that results in 78418327500
+ 87131475 × 4000 yielding 348525900000
+ 87131475 × 60000 yielding 5227888500000
+ 87131475 × 000000 which equals 0
+ 87131475 × 8000000 resulting in 697051800000000
+ 87131475 × 40000000 that results in 3485259000000000

= 4187969030855025
