Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
73250209
Composite: proven not-prime with PRP test
No factors below 275
TF target 274
P-1
B1 = 630000
B2 = 12600000
LL
StatusDateUserResidueShiftSoftware
Unverified2015-12-16Kyle Z Schmidt339F504DCF6605__11408720Windows 64-bit,Prime95,v28.5,build 2
PRP
StatusProofDateUserResidueShiftTypeBase
Verified
Certified Good
Power=9
2024-11-13Luke DurantBB36EADE5389DE95013
History
DateUserTypeResult
2024-11-13freiburgerCERT
Proof certified good
2024-11-13Luke DurantC-PRPBB36EADE5389DE95
Proof Certified Good

Proof Power: 9

2015-12-16Kyle Z SchmidtC-LL339F504DCF6605__
2015-09-20James HeinrichNF-PM1B1=630000, B2=12600000, E=6
2015-09-12Guido LorenziniNFno factor TF: 74-75
2015-09-12Guido LorenziniNFno factor TF: 73-74
2015-09-09RichD0NFno factor TF: 72-73
2015-04-01srow7NFno factor TF: 71-72
2013-05-23Hollie L Buchanan IINFno factor TF: 70-71
2012-10-10BiONFno factor TF: 69-70
2010-06-28jomateixNFno factor TF: 68-69
2010-06-17jomateixNFno factor TF: 67-68
2010-06-12E.LechnerNFno factor TF: 66-67
2010-06-11searchingforprimesNFno factor TF: 65-66
2010-06-03UncountedGnomeNFno factor TF: 64-65
2008-06-28George WoltmanNFno factor TF: 1-64