66 558 353 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: 2 known prime factors

Trial Factored to 2⁷⁴

TF target 2⁷⁴

Factored

Factor	Digits	Bits	Date
310210900340264976113	21	68.1	2014-03-31 13:37:27
2616384302232469829821430642417	31	101.0	2014-03-31 13:37:27

History

Date	User	Type	Result
2022-11-03	aup	F	Factor: 310210900340264976113 / TF: 64-74
2022-11-03	aup	NF	no factor TF: 1-64
2014-03-31	owftheevil	F-PM1	Factor: 811630930031670417233312358088938017897506749585121 / B1=610000, B2=13420000
2014-03-24	Matthew P. Del Buono	NF	no factor TF: 73-74
2014-02-25	Chuck	NF	no factor TF: 72-73
2014-02-25	Chuck	NF	no factor TF: 71-72
2012-07-07	Per Jessen	NF	no factor TF: 70-71
2012-02-16	Aldo_Grid	NF	no factor TF: 69-70
2010-02-18	sannerud.com	NF	no factor TF: 68-69
2009-12-16	Rael	NF	no factor TF: 67-68
2009-12-06	Sturle Sunde	NF	no factor TF: 66-67
2009-12-05	Sturle Sunde	NF	no factor TF: 65-66
2009-12-04	Charles Spalton	NF	no factor TF: 64-65
2009-05-17	1997rj7	NF	no factor TF: 1-64