137 579 153 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 =	1162000
B2 =	1226374050

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2025-03-25	Mirra	411E1272844EEBD0	0	1	3

History

Date	User	Type	Result
2025-03-25	Michael Sommars	CERT	Proof certified good
2025-03-25	Mirra	C-PRP	411E1272844EEBD0 Proof Certified Good Proof Power: 9
2024-09-17	Luke Durant	NF-PM1	B1=1162000, B2=1226374050
2024-08-16	Jurzal	NF	no factor TF: 76-77
2024-08-15	OliverBleen	NF	no factor TF: 75-76
2023-01-12	SRBase	NF	no factor TF: 74-75
2021-07-31	SRBase	NF	no factor TF: 73-74
2020-10-23	SRBase	NF	no factor TF: 72-73
2016-04-24	Jason U	NF	no factor TF: 71-72
2016-04-18	DeadPixel	NF	no factor TF: 70-71
2016-04-01	ITS	NF	no factor TF: 69-70
2016-03-25	dbaugh	NF	no factor TF: 68-69
2016-02-27	dbaugh	NF	no factor TF: 67-68
2015-02-04	vwflat4	NF	no factor TF: 66-67
2012-11-13	tsc	NF	no factor TF: 65-66
2010-12-01	Torchwood Institute	NF	no factor TF: 64-65
2010-06-15	Carsten Kossendey	NF	no factor TF: 63-64