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Let's call the number 'n'. Its factors will be 1, itself and an unknown number. It will need to be a perfect square, and after some trial and error, we will come to the conclusion that it is 1369. The factors are 1, 1369 and 37.

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Q: What is the smallest 4 digit number that has exactly 3 factors?

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the answer would seem to be ten.

10080

what is the least 5- digit number which is exactly divisible by 36

4 : with factors 1, 2 and 4

56

Related questions

45

the answer would seem to be ten.

333 3 11 111

There are none but the smallest 3 digit number is 161

The common factors of 609 and 957 are 1, 3, 29 and 87. No 3-digit numbers.

10080

25

101 is the first three-digit prime number.

what is the least 5- digit number which is exactly divisible by 36

10

It is: 10152

36 has nine factors.