103 121 971 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 =	743000
B2 =	21781000

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-03-20	ky0uraku	C18AF452FD1E54F4	61071608	1	3

History

Date	User	Type	Result
2021-03-20	Ben Delo	CERT	PRP Certification CERT proof power = 9 Proof certified good
2021-03-20	ky0uraku	C-PRP	C18AF452FD1E54F4 PRP proof power = 9 PRP: Verified Proof certified good
2021-03-15	Denis Porva	NF-PM1	B1=743000, B2=21781000, E=6
2020-12-07	Hans Loeblich	NF	no factor from 2^75 to 2^76
2020-12-03	RichD0	NF	no factor from 2^74 to 2^75
2020-01-15	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2020-01-15	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2019-12-09	B3v4gy0k	NF	no factor from 2^72 to 2^73
2017-11-20	el grocco	NF	no factor from 2^71 to 2^72
2014-11-16	SMoffat	NF	no factor from 2^70 to 2^71
2014-11-08	SMoffat	NF	no factor from 2^69 to 2^70
2014-11-07	SMoffat	NF	no factor from 2^68 to 2^69
2014-11-04	SMoffat	NF	no factor from 2^67 to 2^68
2013-09-09	willmore	NF	no factor from 2^66 to 2^67
2012-04-30	Richard	NF	no factor from 2^65 to 2^66
2010-08-21	subgenius	NF	no factor from 2^64 to 2^65
2010-04-16	linded	NF	no factor from 2^63 to 2^64