Q: How many three digit integers have 3 factors?

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There are 10 one digit positive integers (0 - 9) and 9 one digit negative integers (-9 to -1) making 19 in all.

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There are 450 even three-digit integers, from 100 to 998. This excludes numbers with leading zeroes (000 to 099).

Of the 729 numbers that satisfy the requirement of positive integers, 104 are divisible by 7.

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the range of three-digit integers is from 100 to 999. Therefore, there are 300 positive three-digit integers that are divisible by neither 2 nor 3.1 day ago

10 of them.

Three of them.

17

There are 21.

There are 450 even three-digit integers, from 100 to 998. This excludes numbers with leading zeroes (000 to 099).

There are 10 one digit positive integers (0 - 9) and 9 one digit negative integers (-9 to -1) making 19 in all.

102 = 100 which is the first possible three digit number that is a perfect square. 312 = 961 which is the last possible three digit number that is a perfect square. So there are 22 three digit positive numbers that are perfect squares.

-23

There are 450 even three-digit integers, from 100 to 998. This excludes numbers with leading zeroes (000 to 099).

400/4= 100 and 800/4=200

3 integers: 1200,1500,1800