122 155 043 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 2⁷⁷

TF target 2⁷⁷

P-1

B1 =	459000
B2 =	23643510

Status		Date	User	Residue	Shift	Type	Base
composite	Verified	2024-02-23	aas236_tpu	2C74DC9F85DD78F7	0	1	3

History

Date	User	Type	Result
2024-06-05	Architects Cubed	NF-PM1	B1=459000, B2=23643510
2024-02-23	curtisc	CERT	PRP Certification CERT proof power = 8 Proof certified good
2024-02-23	aas236_tpu	C-PRP	2C74DC9F85DD78F7 PRP proof power = 8 PRP: Verified Proof certified good
2021-12-30	Runtime Error	NF	no factor from 2^76 to 2^77
2021-12-30	Runtime Error	NF	no factor from 2^75 to 2^76
2021-12-30	Runtime Error	NF	no factor from 2^74 to 2^75
2020-01-10	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2020-01-10	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2015-06-14	endless_mike	NF	no factor from 2^71 to 2^72
2015-06-14	endless_mike	NF	no factor from 2^70 to 2^71
2015-05-24	Judge Hale	NF	no factor from 2^69 to 2^70
2015-05-24	Judge Hale	NF	no factor from 2^68 to 2^69
2015-05-24	Judge Hale	NF	no factor from 2^67 to 2^68
2013-11-09	E.Lechner	NF	no factor from 2^66 to 2^67
2012-08-18	sasaki3	NF	no factor from 2^65 to 2^66
2010-10-23	Nathan Edington	NF	no factor from 2^64 to 2^65
2010-05-19	Torchwood Institute	NF	no factor from 2^63 to 2^64