144 753 949 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 2⁷⁸

TF target 2⁷⁷

P-1

B1 =	777000
B2 =	189497550

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-12-16	Kriesel	87521D4C4D405D84	0	1	3

History

Date	User	Type	Result
2022-12-17	smitjja	CERT	PRP Certification Proof certified good
2022-12-16	Kriesel	C-PRP	87521D4C4D405D84 PRP: Verified Proof certified good
2022-12-04	Dobri	NF	no factor from 2^77 to 2^78
2022-12-03	Kriesel	NF-PM1	B1=777000, B2=189497550
2022-12-02	Kriesel	NF	no factor from 2^76 to 2^77
2022-12-02	Kriesel	NF	no factor from 2^75 to 2^76
2022-12-02	Kriesel	NF	no factor from 2^74 to 2^75
2021-11-14	SRBase	NF	no factor from 2^73 to 2^74
2021-05-30	ViliamF	NF	no factor from 2^68 to 2^69
2020-11-19	SRBase	NF	no factor from 2^72 to 2^73
2016-07-28	Derek	NF	no factor from 2^71 to 2^72
2016-07-28	Mihai Preda	NF	no factor from 2^70 to 2^71
2016-07-02	Mihai Preda	NF	no factor from 2^69 to 2^70
2016-05-26	Josh Famestad	NF	no factor from 2^68 to 2^69
2016-03-27	Derek	NF	no factor from 2^67 to 2^68
2015-03-02	aurashift	NF	no factor from 2^66 to 2^67
2013-02-18	GrunwalderGIMP	NF	no factor from 2^65 to 2^66
2010-12-24	sasaki3	NF	no factor from 2^64 to 2^65
2010-06-19	sasaki3	NF	no factor from 2^63 to 2^64