85 567 249 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 =	419000
B2 =	81410070

Status	Date	User	Residue	Shift	Type	Base
Verified	2018-05-06	ky0uraku	1348B05FDE322B7C	21801571	1	3
Verified	2024-01-21	GdS	1348B05FDE322B7C	0	1	3

History

Date	User	Type	Result
2024-01-21	Will K	CERT	PRP Certification CERT proof power = 10 Proof certified good
2024-01-21	GdS	C-PRP	1348B05FDE322B7C PRP proof power = 10 PRP: Verified Proof certified good
2022-11-21	Mark Rose	NF-PM1	B1=419000, B2=81410070
2018-05-06	ky0uraku	C-PRP	1348B05FDE322B7C PRP: Verified PRP without proof (not generated)
2018-04-06	Yxinity	NF-PM1	B1=780000
2017-10-06	electron1897	NF	no factor from 2^75 to 2^76
2017-09-16	Brian Beuning	NF	no factor from 2^74 to 2^75
2017-04-29	-Anonymous-	NF	no factor from 2^73 to 2^74
2017-02-25	Judge Hale	NF	no factor from 2^72 to 2^73
2017-02-25	Judge Hale	NF	no factor from 2^71 to 2^72
2013-06-20	symallad	NF	no factor from 2^70 to 2^71
2013-03-08	Andrew B	NF	no factor from 2^69 to 2^70
2013-03-06	forrest-lumpkin	NF	no factor from 2^68 to 2^69
2013-03-04	SMoffat	NF	no factor from 2^67 to 2^68
2013-03-04	wangyun183	NF	no factor from 2^66 to 2^67
2013-03-01	wangyun183	NF	no factor from 2^65 to 2^66
2010-11-27	Architects Cubed	NF	no factor from 2^64 to 2^65