857 001 553 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

No known factors, not tested for primality

No factors below 2⁷⁵

TF target 2⁸⁵

History

Date	User	Type	Result
2024-06-19	SRBase	NF	no factor TF: 74-75
2024-06-09	James Heinrich	NF	no factor TF: 70-71
2022-12-11	SRBase	NF	no factor TF: 73-74
2021-06-12	SRBase	NF	no factor TF: 72-73
2020-01-22	Alex_soldier	NF	no factor TF: 71-72
2017-03-08	Conductor	NF	no factor TF: 70-71
2016-10-23	ramgeis	NF	no factor TF: 68-70
2015-09-02	sasaki	NF	no factor TF: 67-68
2015-03-01	sasaki	NF	no factor TF: 66-67
2012-04-08	carlos56	NF	no factor TF: 65-66
2012-04-08	carlos56	NF	no factor TF: 64-65
2010-08-02	linded	NF	no factor TF: 63-64

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