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Difference between revisions of "M15"

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'''M15''' is the 15th known [[Mersenne prime]] <math>2^{1\,279 }-1</math> found on 1952-06-25 by [[Raphael Robinson]].  
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{{InfoboxMersennePrime
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| title=M15
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| rank=15
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| nvalue=1279
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| digits=386
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| number=104079321946...703168729087
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| pdigits=770
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| discovery=1952-06-25
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| discoverer=[[Raphael Robinson]]
 +
| foundwith=[[Lucas-Lehmer test]] / [[SWAC]]
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}}
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'''M15''' is the 15th known [[Mersenne prime]] 2<sup>{{Num|1279}}</sup>-1 found on 1952-06-25 by [[Raphael Robinson]].  
  
 
==See also==
 
==See also==
 
*[[List of known Mersenne primes]]
 
*[[List of known Mersenne primes]]
 
[[Category:Mersenne prime]]
 
[[Category:Mersenne prime]]

Revision as of 22:17, 17 February 2019

M15
Prime class :
Type : Mersenne prime
Formula : Mn = 2n - 1
Prime data :
Rank : 15
n-value : 1,279
Number : 104079321946...703168729087
Digits : 386
Perfect number : 21,278 • (21,279-1)
Digits : 770
Discovery data :
Date of Discovery : 1952-06-25
Discoverer : Raphael Robinson
Found with : Lucas-Lehmer test / SWAC

M15 is the 15th known Mersenne prime 21,279-1 found on 1952-06-25 by Raphael Robinson.

See also