Marin Mersenne 2^P-1
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Exponent Range:










MnStatusDetails
168283823Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 283
TF target 278
P-1
B1 = 1000000
B2 = 40000000
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2025-01-10mewturnF501D22857B862__013
History
DateUserTypeResult
2025-01-10mewturnC-PRP
F501D22857B862__
PRP proof power = 7
PRP: Unverified (Reliable)
PRP proof not yet uploaded
2024-08-19Tucker KaoNF
no factor from 2^82 to 2^83
2024-03-29Tucker KaoNF
no factor from 2^81 to 2^82
2023-10-15Tucker KaoNF
no factor from 2^80 to 2^81
2023-02-14Tucker KaoNF
no factor from 2^79 to 2^80
2022-01-10Tucker KaoNF
no factor from 2^78 to 2^79
2022-01-01Tucker KaoNF
no factor from 2^77 to 2^78
2021-11-22Tucker KaoNF-PM1
B1=1000000, B2=40000000
2021-10-08Tucker KaoNF
no factor from 2^76 to 2^77
2021-09-18Tucker KaoNF
no factor from 2^75 to 2^76
2021-07-30Tucker KaoNF
no factor from 2^74 to 2^75
2021-07-30Tucker KaoNF
no factor from 2^73 to 2^74
2018-04-16ANONYMOUSNF
no factor from 2^72 to 2^73
2018-03-19ANONYMOUSNF
no factor from 2^71 to 2^72
2018-03-05ANONYMOUSNF
no factor from 2^70 to 2^71
2018-02-20ZenghuiNF
no factor from 2^69 to 2^70
2017-04-27Andrew BNF
no factor from 2^68 to 2^69
2016-03-31XZTNF
no factor from 2^67 to 2^68
2015-06-04SummyNF
no factor from 2^66 to 2^67
2013-03-23Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-02-16sasaki3NF
no factor from 2^64 to 2^65
2010-07-07-Anonymous-NF
no factor from 2^63 to 2^64