Largest known prime numbers
The 5,000 largest known prime numbers, plus selected smaller record primes, from the PrimePages list. One row per prime, with its decimal digit count, year found and the list's own label (Mersenne, generalized Fermat, twin and so on).
Columns
Stable keys — use them in the API, SQL and code
| Key | Name | Type | Description |
|---|---|---|---|
| rank | Rank | integer | Rank by size in the PrimePages list (1 = largest). |
| prime | Prime | string | The prime as an expression, e.g. 2^136279841-1. |
| digits | Digits | integer | Number of decimal digits. |
| year | Year found | year | — |
| form | Form | string | Kind of prime, from the list's comment (Mersenne, Generalized Fermat, Twin …). |
| comment | Comment | string | The list's comment, e.g. 'Mersenne 51' or 'Twin (p)'. |
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