Is 1 a prime number?
No, 1 is not a prime number. A prime has exactly two factors and 1 has only one.
Is 1 prime?
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A prime number has exactly two factors: 1 and itself.
- 2
1 has just one factor, so it is not prime.
- 3
That settles it.
Questions
Is 1 a prime number?
No, 1 is not a prime number. A prime has exactly two factors and 1 has only one.
What is the next prime after 1?
2.
What are the factors of 1?
1.