| Mn | Details | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fermat F28 | Composite: 1 known prime factor Trial Factored to 268 TF target 280 | ||||||||||||||||||||||||
| Assignments |
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| Factored |
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| ECM |
Estimated T-Level: 26.3 ⓘ TF below 2^82 is very unlikely to find new factors due to ECM effort. | ||||||||||||||||||||||||
| History |
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996
GIMPS
Finding World Record Primes Since 1996