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Q: Are all odd numbers prime

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There is only one prime number which is even - that is 2 - and it also happens to be less than 100. All other prime numbers are odd.

49 of them. ' 2 ' is the only even prime number.

It could any odd prime number and 2 since 2 is the only even prime number and add whole numbers to an odd sum requires both odd and even.In other words, 2 and any other prime will work.

Consecutive whole numbers will have an odd sum. Consecutive odd numbers, or consecutive prime numbers, will be 29 and 31.

No - all squares of even numbers are even - while all squares of odd numbers are odd.

Related questions

All prime numbers are odd with the only exception of the prime number 2. However, not all odd numbers are prime.

With exception of the number 2, all prime numbers are odd. However, not all odd numbers are prime.

All of the prime numbers are odd except for two.

There is an infinite amount of prime numbers all of which are odd numbers

No. 9 is not prime.

All prime numbers are odd, exept of the first prime number 2.

All prime numbers are not odd. 2 is a prime, 2 is not odd.

All prime numbers are odd except for the number 2.

Yes. Apart from 2, all prime numbers are odd.

Except for 2 all other prime numbers are odd. Otherwise, they would be divisible by 2 (and thus not a prime number). This does NOT mean that all odd numbers are prime, but that all prime numbers (aside from 2) are odd.

This is because they are only two factors in that number. It may seem to you that all prime numbers odd, but it is not true. Most of them however, are prime numbers. This is why most of the odd numbers are prime numbers.

no, 25 is odd and is not prime 25 = 5 x 5 There is only one even prime number:2, all other prime numbers are odd, but all odd numbers are not prime number

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