63 569 431 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 2⁷⁴

P-1

B1 =	570000
B2 =	10830000

Status	Date	User	Residue	Shift
Verified	2014-09-06	curtisc	D7DCFF803C0E4BCF	25603391
Verified	2022-06-30	Andrew_and	D7DCFF803C0E4BCF	1374016

History

Date	User	Type	Result
2022-06-30	Andrew_and	C-LL	D7DCFF803C0E4BCF
2016-02-23	Mark Rose	NF	no factor from 2^59 to 2^63
2014-09-06	curtisc	C-LL	D7DCFF803C0E4BCF
2013-09-22	butera	NF-PM1	B1=570000, B2=10830000
2013-09-17	ktony	NF	no factor from 2^73 to 2^74
2013-06-12	TheJudger	NF	no factor from 2^72 to 2^73
2013-06-12	TheJudger	NF	no factor from 2^71 to 2^72
2012-05-27	Simon Harrison	NF	no factor from 2^70 to 2^71
2012-03-30	ladenedge	NF	no factor from 2^69 to 2^70
2009-09-08	-Anonymous-	NF	no factor from 2^68 to 2^69
2009-09-04	-Anonymous-	NF	no factor from 2^67 to 2^68
2009-03-22	mansky	NF	no factor from 2^66 to 2^67
2009-03-17	mansky	NF	no factor from 2^65 to 2^66
2009-02-28	Sturle Sunde	NF	no factor from 2^64 to 2^65
2009-02-22	Wojciech Florek	NF	no factor from 2^63 to 2^64