100 239 427 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 2⁷⁶

P-1

B1 =	722000
B2 =	21725000

Status	Date	User	Residue	Shift	Type	Base
Verified	2020-10-13	ky0uraku	20C37272AC7F0273	9142577	1	3

History

Date	User	Type	Result
2020-10-14	Chun sung soo	CERT	PRP Certification CERT proof power = 9 Proof certified good
2020-10-13	ky0uraku	C-PRP	20C37272AC7F0273 PRP proof power = 9 PRP: Verified Proof certified good
2020-10-05	Kriesel	NF-PM1	B1=722000, B2=21725000, E=12
2020-07-19	penlu	NF	no factor from 2^75 to 2^76
2020-04-20	ktony	NF	no factor from 2^74 to 2^75
2020-02-25	ixfd64	NF	no factor from 2^73 to 2^74
2020-02-10	el grocco	NF	no factor from 2^72 to 2^73
2014-12-23	workerthread	NF	no factor from 2^71 to 2^72
2013-12-10	fireredd	NF	no factor from 2^70 to 2^71
2013-09-25	andorra	NF	no factor from 2^69 to 2^70
2013-09-21	andorra	NF	no factor from 2^68 to 2^69
2013-09-21	processinfo	NF	no factor from 2^67 to 2^68
2011-03-10	Craig Meyers	NF	no factor from 2^66 to 2^67
2011-02-06	Craig Meyers	NF	no factor from 2^65 to 2^66
2010-08-13	benthomas	NF	no factor from 2^64 to 2^65
2010-01-03	1997rj7	NF	no factor from 2^63 to 2^64