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no, first Prime number is 2 NASA considers 1 a prime number, since it has no whole number factors except for itself. Check this : http://en.wikipedia.org/wiki/Prime_number 1 is not a prime number Okay, it is 2, but 1 used to be taught as the first prime number, back when Pluto was recognized as the ninth planet. Outdated info again. Sorry.
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First odd prime number?
The first odd prime number is 3, not 1, because 1 has only 1 factor, 1, while prime numbers must have 2 factors, 1 and itself.
Find the difference between the first two prime numbers?
2 and 3 are the first two prime numbers. The difference between them is 1
What is the 12 prime number?
If the question refers to the first 12 prime numbers then they are :- 2,3,5,7,11,13,17,19,23,29,31 and 37. Note that 1 is not regarded as being a prime number and 2 is the only even prime number.
Is 1 the lowest prime number?
No; 1 is not a prime number. The lowest prime number is 2.
Can 1 be a prime factor of a number?
No - as 1 is not a prime number.
