Multiply 50 * 73782626 by hand.
First, we take away the 0 of the 50 and add it to the final result because it's equivalent to multiplying by 10.
We only need to multiply by 5.
1 3 <= carry
73782626
x 5
-----------------
130
Multiply 5*6 = 30. Write 0 and carry 3
Multiply 5*2 = 10. Add carry 3 = 13. Write 3 and carry 1
Multiply 5*6 = 30. Add carry 1 = 31. Write 1 and carry 3
