The number of `4` digit natural numbers such that the product of their digits is `12` is

The number of five - digit numbers having the product of digits 20 is

The product of two 2 -digit numbers is 1938 .If the product of their unitss digits is 28 and that of tens digits is 15, find the numbers.

A two digit positive number is such that the product of its digits is 6. If 9 is added to the number, the digits interchange their places. Find the number.

The difference between a two-digit number and the number obtained by interchanging the two digits of the number is 18. The sum of the two digits of the number is 12. What is the product of the digits of two-digit number?

The one’s place of a two digit number is 4. The product of the number and digit sum is 238 If ten’s place digit is taken as x, Write the number.

Find the number of all 6-digit natural numbers having exactly three odd digits and three even digits.

A two-digit number is such that the product of the digits is 12. When 36 is added to the number the digits interchange their places. Determine the number.