37
1
Two-digit prime numbers whose digits add up to 10 are:193773
64
28
37
1
enter the number whose digits are to be added num is the given value num=0! k=num%10 sum=sum=k k=num/10 num=k print the sum of the digits
Two-digit prime numbers whose digits add up to 10 are:193773
The number 28 is a perfectly reasonable number. The sum of the digits of several numbers is 10. 19 for instance
10
52 is a number whose digits have a product of 10.
The mystery number is 155. When rounded to the nearest hundred, it rounds to 200. The sum of its digits is 1+5+5=11 which is greater than 10, so we must adjust the digit in the hundreds place. When rounded to the nearest ten, 155 rounds to 160, which has digits summing up to 1+6+0=7.
10 9+9+1 = 19 1+9=10
64
64
28