102 is the smallest three digit number with different digits.
smallest 8 digit number with three different digits
100 is the smallest 3-digit natural number.
All five digit numbers have three digits. The smallest five digit whole number is 10,000
No. A natural number has no fractional part (or digits after a decimal point).
How about 256
There are only two smaller 3-digit numbers and both of them have repeated digits.