9
Assuming you mean in the numbers 1, 2, 3, ..., 998, 999, 1000 then the digit 0. (The digit 1 appears 301 times, the digits 2-9 all appear 300 times each, but the digit 0 only appears 192 times.)
Zero.
Greatest 2 digit Prime number is 97. Lease 2 digit prime number is 11.
Greatest 2 digit prime number is 97. Lease 2 digit prime number is 11.
4 is the least one digit composite number
least two-digit composite number = 11
least = 100 largest = 999 difference = 899
2875
10 is the smallest 2 digit number.
97 - 11 = 86
Even number are those that can be divided by 2.First 4-digit number is 1000 but this is not oddSo, the least 4-digit odd number is 1001
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