Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 1 is 1. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 42 is 2. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 555 is 3. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 1729 is 4. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 65535 is 5. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 142857 is 6. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 8675309 is 7. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 63288349 is 8. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 999999937 is 9. Enter an integer (1 to 2,147,483,647 without commas): The number of digits in 2147483647 is 10.