The smallest 5-digit number is 10000. To get the smallest 5-digit number, we put a 1 in the first column (since we can't start with a 0 or else we'd get a 4 digit number!), then put a 0 in every other column.
1023456789
999999
smallest 8 digit number with three different digits
It is -987. The smallest positive 3-digit integer with unique digits is 102.
Smallest is 11 & Largest is 77.
1023456789
10234567
1111111111
999999
smallest 8 digit number with three different digits
102 is the smallest three digit number with different digits.
It is -987. The smallest positive 3-digit integer with unique digits is 102.
10234
Smallest is 11 & Largest is 77.
000
It only has 3 digits
999 - 100 = 899