58 135 141 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 2⁷⁴

TF target 2⁷³

P-1

B1 =	560000
B2 =	9660000

Status	Date	User	Residue	Shift
Verified	2012-05-03	curtisc	A007815ADBF0DE9C	44280598
Verified	2021-07-17	-Anonymous-	A007815ADBF0DE9C	23764186
Verified	2023-04-28	Fabrice Bellet	A007815ADBF0DE9C	48204474

History

Date	User	Type	Result
2023-04-28	Fabrice Bellet	C-LL	A007815ADBF0DE9C
2021-07-17	-Anonymous-	C-LL	A007815ADBF0DE9C
2018-12-16	Chuck	NF	no factor from 2^73 to 2^74
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^63
2015-06-13	monst	NF	no factor from 2^72 to 2^73
2012-05-03	curtisc	C-LL	A007815ADBF0DE9C
2012-02-10	curtisc	NF-PM1	B1=560000, B2=9660000
2011-10-01	mmmmmdonuts	NF	no factor from 2^71 to 2^72
2011-10-01	mmmmmdonuts	NF	no factor from 2^70 to 2^71
2011-07-22	C. Karstens	NF	no factor from 2^69 to 2^70
2011-04-28	Gnorfe	NF	no factor from 2^68 to 2^69
2009-06-02	-Anonymous-	NF	no factor from 2^67 to 2^68
2008-10-30	Sturle Sunde	NF	no factor from 2^66 to 2^67
2008-10-29	Sturle Sunde	NF	no factor from 2^65 to 2^66
2008-10-28	Sturle Sunde	NF	no factor from 2^64 to 2^65
2008-10-28	Sturle Sunde	NF	no factor from 2^63 to 2^64