80 741 867 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 2⁷⁵

TF target 2⁷⁵

P-1

B1 =	680000
B2 =	13770000

Status	Date	User	Residue	Shift	Type	Base
Verified	2018-03-25	Koekie	2533CCB741180B3A	25551091	1	3
Verified	2019-09-19	ky0uraku	2533CCB741180B3A	75126902	1	3

History

Date	User	Type	Result
2019-09-19	ky0uraku	C-PRP	2533CCB741180B3A PRP: Verified PRP without proof (not generated)
2018-03-25	Koekie	C-PRP	2533CCB741180B3A PRP: Verified PRP without proof (not generated)
2017-02-20	arnaud	NF-PM1	B1=680000, B2=13770000, E=6
2016-10-29	Tim Sorbera	NF	no factor from 2^74 to 2^75
2016-10-25	Judge Hale	NF	no factor from 2^73 to 2^74
2016-09-11	Judge Hale	NF	no factor from 2^72 to 2^73
2016-09-11	Judge Hale	NF	no factor from 2^71 to 2^72
2013-11-04	g0b	NF	no factor from 2^70 to 2^71
2012-04-16	sikafarmi_rendering_farm	NF	no factor from 2^69 to 2^70
2011-03-01	-Anonymous-	NF	no factor from 2^68 to 2^69
2011-02-22	-Anonymous-	NF	no factor from 2^67 to 2^68
2011-02-21	Leo Aiello	NF	no factor from 2^66 to 2^67
2011-02-15	riccardo uberti	NF	no factor from 2^65 to 2^66
2010-12-11	Architects Cubed	NF	no factor from 2^64 to 2^65