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Difference between revisions of "M15"
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| Line 7: | Line 7: | ||
| pdigits=770 | | pdigits=770 | ||
| discovery=1952-06-25 | | discovery=1952-06-25 | ||
| − | | discoverer=[[Raphael Robinson]] | + | | discoverer=[[Raphael M. Robinson]] |
| foundwith=[[Lucas-Lehmer test]] / [[SWAC]] | | foundwith=[[Lucas-Lehmer test]] / [[SWAC]] | ||
}} | }} | ||
| − | '''M15''' is the 15th known [[Mersenne prime]] 2<sup>{{Num|1279}}</sup>-1 found on 1952-06-25 by [[Raphael Robinson]]. | + | '''M15''' is the 15th known [[Mersenne prime]] 2<sup>{{Num|1279}}</sup>-1 found on 1952-06-25 by [[Raphael M. Robinson]]. |
==See also== | ==See also== | ||
*[[List of known Mersenne primes]] | *[[List of known Mersenne primes]] | ||
[[Category:Mersenne prime]] | [[Category:Mersenne prime]] | ||
Latest revision as of 14:49, 19 September 2021
| 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 M. Robinson |
| Found with : | Lucas-Lehmer test / SWAC |
M15 is the 15th known Mersenne prime 21,279-1 found on 1952-06-25 by Raphael M. Robinson.
