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Difference between revisions of "M21"
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{{InfoboxMersennePrime | {{InfoboxMersennePrime | ||
| − | | title= M21 | + | | title=M21 |
| − | | rank= 21 | + | | rank=21 |
| − | | nvalue= 9689 | + | | nvalue=9689 |
| top5000id=29874 | | top5000id=29874 | ||
| − | | digits= 2917 | + | | digits=2917 |
| number=478220278805...826225754111 | | number=478220278805...826225754111 | ||
| − | | pdigits= 5834 | + | | pdigits=5834 |
| discovery=1963-05-11 | | discovery=1963-05-11 | ||
| − | | discoverer= | + | | discoverer=[[Donald B. Gillies]] |
| − | + | | foundwith=[[Lucas-Lehmer test]] / [[ILLIAC II]] | |
| − | | | ||
}} | }} | ||
[[Category:Mersenne prime]] | [[Category:Mersenne prime]] | ||
Latest revision as of 22:35, 17 February 2019
| M21 | |
|---|---|
| Prime class : | |
| Type : | Mersenne prime |
| Formula : | Mn = 2n - 1 |
| Prime data : | |
| Rank : | 21 |
| n-value : | 9,689 |
| Number : | 478220278805...826225754111 |
| Digits : | 2,917 |
| Perfect number : | 29,688 • (29,689-1) |
| Digits : | 5,834 |
| Discovery data : | |
| Date of Discovery : | 1963-05-11 |
| Discoverer : | Donald B. Gillies |
| Found with : | Lucas-Lehmer test / ILLIAC II |
