Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
409820069No known factors, not tested for primality
TF
No factors below 276
TF target 282
History
DateUserTypeResult
2025-07-20SRBaseNF
no factor from 2^75 to 2^76
2024-06-11James HeinrichNF
no factor from 2^68 to 2^70
2023-11-19SRBaseNF
no factor from 2^74 to 2^75
2022-05-19SRBaseNF
no factor from 2^73 to 2^74
2021-02-05SRBaseNF
no factor from 2^72 to 2^73
2020-08-07SRBaseNF
no factor from 2^71 to 2^72
2020-05-06sasakiNF
no factor from 2^70 to 2^71
2014-05-05Carsten KossendeyNF
no factor from 2^65 to 2^70