103 314 217 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

TF

No factors below 2⁷⁶

TF target 2⁷⁶

P-1

B1 =	532000
B2 =	88236750

Status	Date	User	Residue	Shift
Unverified	2020-08-12	ChavdarLalov	B3009CAA9EF5C2__	15754438

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2024-11-09	-Anonymous-	LL double-check	LL	0.21 %	2025-03-29

History

Date	User	Type	Result
2022-12-12	Mark Rose	NF-PM1	B1=532000, B2=88236750
2020-08-12	ChavdarLalov	C-LL	B3009CAA9EF5C2__
2020-07-05	Architects Cubed	NF	no factor from 2^75 to 2^76
2020-06-28	Architects Cubed	NF	no factor from 2^74 to 2^75
2020-01-14	ChavdarLalov	NF-PM1	B1=1295000
2019-11-23	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2019-11-23	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2014-12-26	Per Jessen	NF	no factor from 2^71 to 2^72
2014-07-09	PascalBieri	NF	no factor from 2^70 to 2^71
2014-07-04	PascalBieri	NF	no factor from 2^69 to 2^70
2013-09-14	CSLatDD	NF	no factor from 2^68 to 2^69
2013-09-11	CSLatDD	NF	no factor from 2^67 to 2^68
2013-09-07	processinfo	NF	no factor from 2^66 to 2^67
2012-05-03	Richard	NF	no factor from 2^65 to 2^66
2010-08-22	sasaki3	NF	no factor from 2^64 to 2^65
2010-04-16	ekrumme	NF	no factor from 2^63 to 2^64