0
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 Outdated info again.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.
Still curious? Ask our experts.
Chat with our AI personalities
Steve
Beau
JordanAdd your answer:
Earn +20 pts
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.
