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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
440540388108077 ~1983
440567988113597 ~1983
4405697393869311910 ~1989
44057172819658899 ~1987
4405867440586718 ~1985
440587188117437 ~1983
44060213172335139 ~1987
440615988123197 ~1983
4406323440632318 ~1985
44063511145651279 ~1986
44063591850670799 ~1986
44066531321995919 ~1986
440681988136397 ~1983
440693988138797 ~1983
4406953264417198 ~1984
4407269617017678 ~1985
440732388146477 ~1983
440767188153437 ~1983
4407719352617538 ~1984
44077192203859519
4407761352620898 ~1984
4407967440796718 ~1985
440803188160637 ~1983
4408301352664098 ~1984
4408307352664578 ~1984
Exp. Prime Factor Digits Year
44083371058000899 ~1986
4408577617200798 ~1985
44085971058063299 ~1986
44085971322579119
440864388172877 ~1983
4408757352700578 ~1984
4408759440875918 ~1985
4408837264530238 ~1984
4408951440895118 ~1985
4408961352716898 ~1984
4408973264538398 ~1984
4409291352743298 ~1984
44092995732088719 ~1987
4409609617345278 ~1985
4409633264577998 ~1984
4409633617348638
440965188193037 ~1983
4409921264595278 ~1984
4410061264603678 ~1984
4410101352808098 ~1984
4410283441028318 ~1985
4410347793862478 ~1985
441044388208877 ~1983
441055188211037 ~1983
441061188212237 ~1983
Exp. Prime Factor Digits Year
441068388213677 ~1983
4410691705710578 ~1985
44107431058578339 ~1986
4410761264645678 ~1984
4410893264653598 ~1984
441113988222797 ~1983
4411153264669198 ~1984
4411217264673038 ~1984
4411391352911298 ~1984
4411397264683838 ~1984
4411487352918978 ~1984
4411601264696078 ~1984
441167988233597 ~1983
4411739794113038 ~1985
4411873264712398 ~1984
4411877352950178 ~1984
4412059441205918 ~1985
4412227441222718 ~1985
4412227705956338
4412477617746798 ~1985
4412533264751998 ~1984
4412671441267118 ~1985
4412797264767838 ~1984
441301188260237 ~1983
44131211323936319 ~1986
Exp. Prime Factor Digits Year
441313188262637 ~1983
44131695207539439 ~1987
4413197353055778 ~1984
441320388264077 ~1983
441323988264797 ~1983
4413313264798798 ~1984
4413329617866078 ~1985
4413337264800238 ~1984
441337188267437 ~1983
4413371353069698
44134671147501439 ~1986
441368388273677 ~1983
4413763441376318 ~1985
4413917264835038 ~1984
4414037264842238 ~1984
4414037353122978
44140931765637219 ~1986
4414297264857838 ~1984
44143793266640479 ~1987
441446388289277 ~1983
44144633266702639
4414607353168578 ~1984
4414649353171938 ~1984
4414723441472318 ~1985
4415009353200738 ~1984
632
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25-06-01