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

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MnStatusDetails
104902451Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 825000
B2 = 15881250
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2020-10-10GyuriB7B533779417F8__5551562213
History
DateUserTypeResult
2020-10-10GyuriC-PRP
B7B533779417F8__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2020-09-12GyuriNF-PM1
B1=825000, B2=15881250, E=6
2020-09-07RichD0NF
no factor from 2^76 to 2^77
2020-09-04ktonyNF
no factor from 2^75 to 2^76
2020-09-04ktonyNF
no factor from 2^74 to 2^75
2019-12-17ViliamFNF
no factor from 2^73 to 2^74
2019-12-17ViliamFNF
no factor from 2^72 to 2^73
2015-01-31SRS TechnologyNF
no factor from 2^71 to 2^72
2013-09-15RobishNF
no factor from 2^70 to 2^71
2013-09-12RobishNF
no factor from 2^69 to 2^70
2013-09-11RobishNF
no factor from 2^68 to 2^69
2013-09-10RobishNF
no factor from 2^67 to 2^68
2013-09-09willmoreNF
no factor from 2^66 to 2^67
2012-05-09Lukin DmitryNF
no factor from 2^65 to 2^66
2010-08-29sasaki3NF
no factor from 2^64 to 2^65
2010-04-19carlos56NF
no factor from 2^63 to 2^64