No prime number can be divided by 4 exactly.
23 x 53 = 1000
This depends on what you mean by smallest. The smallest four-digit whole number is 1,000; the smallest four-digit real number is .0001 (1/10,000); the smallest four-digit integer is -9,999.
That would be the same as the smallest four-digit even number: 1,000, which also happens to be the smallest four-digit whole number.
The smallest four digit number is 1000. It is even so 1001 is the smallest four digit number that is odd.
The highest four-digit prime number is 9,973.
If you allow non integers, then your smallest four-digit number would be .0001. If you only allow integers, then your smallest four-digit number would be 1000. Your largest four-digit number would be 9999.
The smallest four digit whole number is 1000.
The smallest four digit whole number is 1000.
1000
32 is the smallest two-digit number that can be multiplied by itself to give a four-digit number. (32x32)=1024
The largest four-digit prime number is 9973.