122 017 153 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁷⁷

TF target 2⁷⁷

P-1

B1 =	350000
B2 =	150626490

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2024-06-27	Luke Durant	D12F6645DE936A0F	72822322	1	3

History

Date	User	Type	Result
2024-06-27	Chris Rycroft	CERT	Proof certified good
2024-06-27	Luke Durant	C-PRP	Proof Certified Good Proof Power: 8
2024-03-01	cramsey87	NF-PM1	B1=350000, B2=150626490
2022-06-26	TheJudger	NF	no factor TF: 76-77
2021-09-26	S36049	NF	no factor TF: 75-76
2021-08-31	Flaukrotist	NF	no factor TF: 74-75
2020-01-26	Niels_Mache_Nextcloud	NF	no factor TF: 73-74
2020-01-26	Niels_Mache_Nextcloud	NF	no factor TF: 72-73
2015-06-28	ramgeis	NF	no factor TF: 71-72
2015-06-17	SMoffat	NF	no factor TF: 70-71
2015-05-22	Judge Hale	NF	no factor TF: 69-70
2015-05-22	Judge Hale	NF	no factor TF: 68-69
2015-05-22	Judge Hale	NF	no factor TF: 67-68
2013-10-26	E.Lechner	NF	no factor TF: 66-67
2012-08-16	GrunwalderGIMP	NF	no factor TF: 65-66
2010-10-23	sasaki3	NF	no factor TF: 64-65
2010-05-19	Torchwood Institute	NF	no factor TF: 63-64