Alright, let's work through 63505205 times 48877463 step by step
63505205 × 48877463 = 48877463 × (63505205)
+ 48877463 × 5 producing 244387315
+ 48877463 × 00 that results in 0
+ 48877463 × 200 producing 9775492600
+ 48877463 × 5000 producing 244387315000
+ 48877463 × 00000 that results in 0
+ 48877463 × 500000 giving us 24438731500000
+ 48877463 × 3000000 that equals 146632389000000
+ 48877463 × 60000000 producing 2932647780000000

= 3103973307694915
