Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
900181159No known factors, not tested for primality
TF
No factors below 276
TF target 285
History
DateUserTypeResult
2025-01-10zhangstNF
no factor from 2^75 to 2^76
2024-04-23Oliver KruseNF
no factor from 2^74 to 2^75
2021-09-06sasakiNF
no factor from 2^73 to 2^74
2020-12-06srow7NF
no factor from 2^72 to 2^73
2016-11-24EthanDNF
no factor from 2^71 to 2^72
2016-10-10EthanDNF
no factor from 2^70 to 2^71
2011-11-12Thomas NNF
no factor from 2^65 to 2^70
2010-03-04James HintzNF
no factor from 2^63 to 2^65