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(Created page with "'''Twin primes '''are numbers wherein two numbers have a gap of two. ==Examples== 3 and 5 are twin primes 5 and 7 are twin primes 11 and 13 are twin primes, et al. ==Large...")
 
 
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'''Twin primes '''are numbers wherein two numbers have a gap of two.
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{{Types of Primes Infobox
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|title=Twin Primes
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|discov=
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|amount=
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|expression=p and p+2 are both primes.
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|1st=([[3]], [[5]]), (5, [[7]]), <br>([[11]], [[13]]), ([[17]], [[19]])}}
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'''Twin primes '''are numbers wherein two numbers have a gap of two. According to Wikipedia, there are 808,675,888,577,436 twin prime pairs below 10^18, or 1 quintillion.
   
 
==Examples==
 
==Examples==
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==Largest known twin prime==
 
==Largest known twin prime==
3756801695685 · 2^666669 ± 1. Those are a lot of digits!
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3756801695685 · 2^666669 ± 1.
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==See also==
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*[[Cousin Primes]], wherein the gap is four.
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*[[Sexy Primes]], wherein the gap is six.
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[[Category:Types of Primes]]

Latest revision as of 22:58, February 5, 2017

Twin Primes
Basic Info
Discovered by
Number of
Description p and p+2 are both primes.
First Few (3, 5), (5, 7),
(11, 13), (17, 19)

Twin primes are numbers wherein two numbers have a gap of two. According to Wikipedia, there are 808,675,888,577,436 twin prime pairs below 10^18, or 1 quintillion.

ExamplesEdit

3 and 5 are twin primes

5 and 7 are twin primes

11 and 13 are twin primes, et al.

Largest known twin primeEdit

3756801695685 · 2^666669 ± 1.

See alsoEdit

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