61 536 689 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 =	580000
B2 =	10585000

Status	Date	User	Residue	Shift
Verified	2013-09-01	Amazon EC2	B3AEBC797100B596	32108877
Verified	2022-10-20	-Anonymous-	B3AEBC797100B596	52611805

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-06-13	LordJulius	DAB4DDDFD9065CF5	701534	1	3
Verified	2022-06-27	_p95holder_	DAB4DDDFD9065CF5	25316842	1	3

History

Date	User	Type	Result
2022-10-20	-Anonymous-	C-LL	B3AEBC797100B596
2022-06-27	_p95holder_	C-PRP	DAB4DDDFD9065CF5 PRP: Verified PRP without proof (not generated)
2022-06-13	LordJulius	C-PRP	DAB4DDDFD9065CF5 PRP: Verified PRP without proof (not generated)
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2016-02-23	Judge Hale	NF	no factor from 2^73 to 2^74
2013-09-01	Amazon EC2	C-LL	B3AEBC797100B596
2013-03-16	inprocomp	NF-PM1	B1=580000, B2=10585000
2013-03-15	Kyle Askine	NF	no factor from 2^72 to 2^73
2013-03-15	Kyle Askine	NF	no factor from 2^71 to 2^72
2012-09-11	Clown_Royal	NF	no factor from 2^70 to 2^71
2011-12-18	ITS	NF	no factor from 2^69 to 2^70
2009-07-16	S36049	NF	no factor from 2^68 to 2^69
2009-02-07	Chadius012	NF	no factor from 2^67 to 2^68
2009-02-05	e_lion_1	NF	no factor from 2^66 to 2^67
2009-02-04	-Anonymous-	NF	no factor from 2^65 to 2^66
2009-02-04	Harri Järvi	NF	no factor from 2^64 to 2^65
2009-02-03	Richard	NF	no factor from 2^63 to 2^64