Alright, let's work through 55910301 times 87869035 step by step
55910301 × 87869035 = 87869035 × (55910301)
+ 87869035 × 1 yielding 87869035
+ 87869035 × 00 giving us 0
+ 87869035 × 300 yielding 26360710500
+ 87869035 × 0000 yielding 0
+ 87869035 × 10000 that is equal 878690350000
+ 87869035 × 900000 that equals 79082131500000
+ 87869035 × 5000000 resulting in 439345175000000
+ 87869035 × 50000000 which equals 4393451750000000

= 4912784195429535
