102 845 653 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 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	707000
B2 =	19915000

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-02-10	Ruslan Borisov	6A48EF233281E740	98975467	1	3

History

Date	User	Type	Result
2021-02-10	Theo P.	CERT	PRP Certification CERT proof power = 9 Proof certified good
2021-02-10	Ruslan Borisov	NF	no factor from 2^76 to 2^77
2021-02-10	Ruslan Borisov	C-PRP	6A48EF233281E740 PRP proof power = 9 PRP: Verified Proof certified good
2021-01-27	Ruslan Borisov	NF-PM1	B1=707000, B2=19915000, E=6
2020-10-25	ktony	NF	no factor from 2^75 to 2^76
2020-10-23	ktony	NF	no factor from 2^74 to 2^75
2013-09-16	tomfr	NF	no factor from 2^73 to 2^74
2013-09-16	tomfr	NF	no factor from 2^72 to 2^73
2013-09-16	tomfr	NF	no factor from 2^71 to 2^72
2013-09-16	tomfr	NF	no factor from 2^70 to 2^71
2013-09-16	tomfr	NF	no factor from 2^69 to 2^70
2013-09-16	tomfr	NF	no factor from 2^68 to 2^69
2013-09-16	tomfr	NF	no factor from 2^67 to 2^68
2013-09-09	JoDu	NF	no factor from 2^66 to 2^67
2012-04-25	ALS	NF	no factor from 2^65 to 2^66
2010-08-20	Mr-Plonk	NF	no factor from 2^64 to 2^65
2010-04-15	1997rj7	NF	no factor from 2^63 to 2^64