Is 673 a prime number?
Yes, 673 is a prime number. Its only factors are 1 and 673.
Is 673 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
It is enough to test the primes up to √673 ≈ 25.94. If none of them divides 673, it is prime.
- 3
None of them divides 673, so it is prime.
Testing 673 by the primes up to its square root
| Prime | Division | Result |
|---|---|---|
| 2 | 673 ÷ 2 | leaves 1 |
| 3 | 673 ÷ 3 | leaves 1 |
| 5 | 673 ÷ 5 | leaves 3 |
| 7 | 673 ÷ 7 | leaves 1 |
| 11 | 673 ÷ 11 | leaves 2 |
| 13 | 673 ÷ 13 | leaves 10 |
| 17 | 673 ÷ 17 | leaves 10 |
| 19 | 673 ÷ 19 | leaves 8 |
| 23 | 673 ÷ 23 | leaves 6 |
Questions
Is 673 a prime number?
Yes, 673 is a prime number. Its only factors are 1 and 673.
What is the next prime after 673?
677.
What is the prime number before 673?
661.
What are the factors of 673?
1, 673.