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*{{Divisibility number|No|2-172.}} |
*{{Divisibility number|No|2-172.}} |
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*{{Divisibility number|Yes|{{PAGENAME}}.}} |
*{{Divisibility number|Yes|{{PAGENAME}}.}} |
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+ | ==As an Exponent of Mersenne Number== |
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+ | 2<sup>173</sup> - 1 is divisible by number such as [[730,753]] and [[1,505,447]], and is therefore not a prime number. |
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==Relationship with other odd numbers== |
==Relationship with other odd numbers== |
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===The numbers before=== |
===The numbers before=== |
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*The next prime number is 179. |
*The next prime number is 179. |
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**173 and 179 are six numbers apart; therefore, they are sexy primes. |
**173 and 179 are six numbers apart; therefore, they are sexy primes. |
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+ | **171 and 177 are all divisible by 3. |
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− | *181 is the next prime number after 179. |
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+ | **179 is, indeed, a twin prime with 181. |
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+ | |||
==Trivia== |
==Trivia== |
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[[Category:Sexy Primes]] |
[[Category:Sexy Primes]] |
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[[Category:Multiplicative Persistence 2]] |
[[Category:Multiplicative Persistence 2]] |
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+ | [[Category:Additive Primes]] |
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+ | [[Category:Iban Primes]] |
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+ | [[Category:Sophie Germain Primes]] |
Latest revision as of 02:39, 10 October 2023
173 is a prime number from 101-200. 173 has 2 factors, 1 and 173. It is the 40th prime number, and the fifteenth prime number from 101-200.
Proofs
As an Exponent of Mersenne Number
2173 - 1 is divisible by number such as 730,753 and 1,505,447, and is therefore not a prime number.
Relationship with other odd numbers
The numbers before
- The previous prime number is 167.
- Notably, 169 is not a prime number. It is a square number, being 132 = 169.
- 167 and 173 are six numbers apart; therefore, they are sexy primes.
- The previous prime number before 167 is 163.
The numbers after
- The next prime number is 179.
- 173 and 179 are six numbers apart; therefore, they are sexy primes.
- 171 and 177 are all divisible by 3.
- 179 is, indeed, a twin prime with 181.