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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exp. Prime Factor Digits Year
379541975908397 ~1982
379544375908877 ~1982
379550375910077 ~1982
3795511607281778 ~1985
3795551683199198 ~1985
37955811442320799 ~1985
3795697227741838 ~1984
379589975917997 ~1982
379603175920637 ~1982
3796061303684898 ~1984
3796063607370098 ~1985
3796097303687778 ~1984
3796193531467038 ~1984
379621175924237 ~1982
37962172049957199 ~1986
3796277227776638 ~1984
379628375925677 ~1982
379637975927597 ~1982
379645175929037 ~1982
3796453227787198 ~1984
3796531683375598 ~1985
3796673227800398 ~1984
379673975934797 ~1982
379681175936237 ~1982
3796843607494898 ~1985
Exp. Prime Factor Digits Year
3796921835322638 ~1985
3796997531579598 ~1984
37971111215075539 ~1985
3797161227829678 ~1984
3797489531648478 ~1984
379760375952077 ~1982
37976117291413139 ~1987
3797657227859438 ~1984
3797743607638898 ~1985
379781975956397 ~1982
3798413911619138 ~1985
379841975968397 ~1982
3798517227911038 ~1984
3798533227911998 ~1984
3798671303893698 ~1984
3798853227931198 ~1984
379892375978477 ~1982
3798943379894318 ~1984
3798953531853438 ~1984
3798961227937678 ~1984
3799067683832078 ~1985
379907975981597 ~1982
379922375984477 ~1982
3799333227959998 ~1984
3799379303950338 ~1984
Exp. Prime Factor Digits Year
3799409911858178 ~1985
3799469303957538 ~1984
3799513227970798 ~1984
379957175991437 ~1982
379964375992877 ~1982
3799727303978178 ~1984
379981175996237 ~1982
3799813835958878 ~1985
3799919683985438 ~1985
3800177304014178 ~1984
3800581608092978 ~1985
380059176011837 ~1982
3800591304047298
3800761228045678 ~1984
3801041228062478 ~1984
380117976023597 ~1982
3801221228073278 ~1984
380143176028637 ~1982
3801487380148718 ~1984
380150376030077 ~1982
3801619380161918 ~1984
3801757608281138 ~1985
380177976035597 ~1982
380183976036797 ~1982
3801839684331038
Exp. Prime Factor Digits Year
3802037304162978 ~1984
3802129836468398 ~1985
3802213228132798 ~1984
38024172053305199 ~1986
3802651684477198 ~1985
380276376055277 ~1982
380291976058397 ~1982
380297976059597 ~1982
380317176063437 ~1982
3803311608529778 ~1985
380333976066797 ~1982
3803491380349118 ~1984
380360376072077 ~1982
38036891521475619 ~1986
380387976077597 ~1982
3803923380392318 ~1984
3804067380406718 ~1984
380407176081437 ~1982
3804071304325698
3804179304334338 ~1984
3804533228271998 ~1984
380455176091037 ~1982
380474376094877 ~1982
3804869304389538 ~1984
3805159684928638 ~1985
577
GIMPS The Prime Pages FactorDb.com
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25-06-01