27 676 783 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: 1 known prime factor

Trial Factored to 2⁷⁶

TF target 2⁷⁰

Factored

Factor	Digits	Bits	Date
43933649623351807250759	23	75.2	2025-03-26 04:39:19

Status	Date	User	Residue	Shift	Software
Factored	2006-02-01	Grey Smith	D6D745851F3B6849	24005439	Windows,Prime95,v23,(aka WZ1)
Factored	2011-12-30	-anonymous-	D6D745851F3B6849	13134880	Windows 64-bit,Prime95,v25.8,build 4

History

Date	User	Type	Result
2025-03-26	Smok_bmv	F	Factor: 43933649623351807250759 / TF: 75-76
2025-03-25	Smok_bmv	NF	no factor TF: 74-75
2025-03-21	Smok_bmv	NF	no factor TF: 73-74
2024-05-12	James Heinrich	NF	no factor TF: 68-69
2022-11-22	Sid & Andy	NF	no factor TF: 72-73
2020-10-10	-anonymous-	NF	no factor TF: 71-72
2020-10-10	-anonymous-	NF	no factor TF: 70-71
2017-04-08	ramgeis	NF	no factor TF: 69-70
2011-12-30	-anonymous-	C-LL	D6D745851F3B6849
2011-11-27	Carsten Kossendey	NF	no factor TF: 68-69
2011-09-16	Carsten Kossendey	NF	no factor TF: 67-68
2006-02-01	Grey Smith	C-LL	D6D745851F3B6849
2005-10-18	Grey Smith	NF-PM1	B1=420000
2005-03-06	-anonymous-	NF	no factor TF: 1-67
2004-09-02	1997rj7	NF	no factor TF: 1-62
2001-08-24	Net_Force	NF	no factor TF: 1-56