840
It is a whole number that is 1000 less than zero.
It is a whole number that is 1000 less than zero.
Perfect squares have an odd number of factors. There are 31 perfect squares less than 1000.
It is a whole number that is 1000 less than zero.
There are 12 numbers less than 150 which have an odd number of factors: 1,4,9,16,25,36,49,64,81,100,121,144.
There are 31 numbers less than 1,000 which have an odd number of factors. They are: 1,4,9,16,25,36,49,64,81,100,121,144,169,196,225,256,289,324,361,400,441,484,529,576,625,676,729,784,841,900,961.
36
36
The three greatest whole numbers less than 200 that each have an odd number of factors are 144, 169 and 196.
the number 90 has the most factors under 100
A whole number has an odd number of unique factors if and only if it is a perfect square. The perfect squares less than 10 are 0, 1, 4, and 9. Therefore, there are four whole numbers less than 10 that have an odd number of unique factors.
There are 999 whole numbers less than 1000. Whole numbers are all the positive integers starting from 1 up to 999. The number 1000 is not included because it is not less than 1000. So, the total count of whole numbers less than 1000 is 999.