Is 173 a Prime Number? Find Out Instantly!
173 is a prime number.
What Does It Mean for 173 to Be Prime?
Prime numbers are natural numbers greater than 1 with only two positive divisors: 1 and themselves. If 173 cannot be divided evenly by any other number, it is prime.
How to Check If 173 Is Prime
We test divisibility by all integers from 2 up to the square root of 173. If 173 is divisible by any of those numbers, it is not prime.
Prime Numbers Less Than 173
Frequently Asked Questions About Prime Numbers
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What is the smallest prime number?
The smallest prime number is 2.
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Are even numbers prime?
Only 2 is an even prime number; all other even numbers are composite.
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What are twin primes?
Twin primes are pairs of primes that differ by 2, such as (11, 13) or (17, 19).
Try Checking Other Numbers
| Number | Prime Status |
|---|---|
| 103 | Prime |
| 369 | Not Prime |
| 377 | Not Prime |
| 441 | Not Prime |
| 370 | Not Prime |
| 399 | Not Prime |
| 238 | Not Prime |
| 414 | Not Prime |
| 436 | Not Prime |
| 46 | Not Prime |