All five digit numbers have three digits. The smallest five digit whole number is 10,000
Here it is ! 10,234 !!
Among whole numbers, 1,023,456 is.
102 is the smallest three digit number with different digits.
The smallest prime number in which all of the digits are also prime is 2.The smallest multi-digit prime number in which all of the digits are also prime is 23.
-- First of all, "smallest" means the one and only. You can't have two separate thingsthat are both the smallest one.-- If you're including decimals, then I guess the smallest 5-digit decimal is .00001 .-- If you only want to work with whole numbers, then the smallest 5-digit one is 10,000 .or, since you did not specify that the number should not be negative, you could have -99,999.
The least 1 digit number that is composite is 4. It is because all numbers before that are prime.