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M13
| M13 | |
|---|---|
| Prime class : | |
| Type : | Mersenne prime |
| Formula : | Mn = 2n - 1 |
| Prime data : | |
| Rank : | 13 |
| n-value : | 521 |
| Number : | 686479766013...291115057151 |
| Digits : | 157 |
| Perfect number : | 2520 • (2521-1) |
| Digits : | 314 |
| Discovery data : | |
| Date of Discovery : | 1952-01-30 |
| Discoverer : | Raphael M. Robinson |
| Found with : | Lucas-Lehmer test / SWAC |
M13 is the 13th known Mersenne prime 2521-1 found on 1952-01-30 by Raphael M. Robinson.
