89 912 887 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	730000
B2 =	14782500

Status	Date	User	Residue	Shift	Type	Base
Unverified	2019-03-17	ky0uraku	E9CC97C831D16A__	56318054	1	3

History

Date	User	Type	Result
2019-03-17	ky0uraku	C-PRP	E9CC97C831D16A__ PRP without proof (not generated)
2018-12-31	Oliver Kruse	NF-PM1	B1=730000, B2=14782500, E=12
2017-05-14	monst	NF	no factor from 2^75 to 2^76
2017-05-14	monst	NF	no factor from 2^74 to 2^75
2017-04-09	monst	NF	no factor from 2^73 to 2^74
2017-04-09	monst	NF	no factor from 2^72 to 2^73
2017-04-02	monst	NF	no factor from 2^71 to 2^72
2013-09-18	svistak	NF	no factor from 2^70 to 2^71
2013-09-18	svistak	NF	no factor from 2^69 to 2^70
2013-09-18	svistak	NF	no factor from 2^68 to 2^69
2013-09-18	svistak	NF	no factor from 2^67 to 2^68
2013-09-18	svistak	NF	no factor from 2^66 to 2^67
2013-09-18	svistak	NF	no factor from 2^65 to 2^66
2010-11-11	Architects Cubed	NF	no factor from 2^64 to 2^65