No problem, we've got 5101 and 10000 to multiply
5101 × 10000 = 10000 × (5101)
+ 10000 × 1 which equals 10000
+ 10000 × 00 that is equal 0
+ 10000 × 100 which equals 1000000
+ 10000 × 5000 that results in 50000000

= 51010000
