Square numbers have an odd number of factors. 1, 4, 9, 16...
The most factors any odd number less than 100 has is 6. There are 4 numbers which have 6 factors:45, 63, 75 & 99.
Yes, it has nine factors: 1, 3, 5, 9, 15, 25, 45, 75, 225.
odd
Yes. Square numbers have an odd number of factors. 49 has three factors.
The odd composite factors of 90 are: 9, 15, 45
45
45 has six factors.
Square numbers have an odd number of factors. 1, 4, 9, 16...
45, 63, 75 and 99 each have six factors.
The most factors any odd number less than 100 has is 6. There are 4 numbers which have 6 factors:45, 63, 75 & 99.
45, 63, 75 and 99 each have six factors.
45 has only one number and that is 45. It is odd so 45 has one odd number.
Yes, it has nine factors: 1, 3, 5, 9, 15, 25, 45, 75, 225.
45 is an odd number because the 5 is an odd number
An even number can be divided by 2 evenly. An odd number will have a remainder of 1 when divided by 2. 45 is an odd number.
45