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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.
Exponent Prime Factor Digits Year
118142776379709599 ~1990
11814449945155938 ~1988
11814623236292478 ~1986
11815103236302078 ~1986
11815129252843760710 ~1991
11815213708912798 ~1987
11815313708918798 ~1987
11815337945226978 ~1988
118155132599412879 ~1989
11815597708935838 ~1987
11815621708937278 ~1987
118160294726411619 ~1989
118162792126930239 ~1989
11816353708981198 ~1987
11816531236330638 ~1986
11816771236335438 ~1986
11817191236343838 ~1986
118175172836204099 ~1989
11817863236357278 ~1986
11817937709076238 ~1987
11818091236361838 ~1986
11818139236362798 ~1986
11818211236364238 ~1986
11818229945458338 ~1988
118184411890950579 ~1988
Exponent Prime Factor Digits Year
11818511236370238 ~1986
11818847945507778 ~1988
118189991181899919 ~1988
11819321709159278 ~1987
118193219455456819
11819519236390398 ~1986
11819891236397838 ~1986
11820239236404798 ~1986
11821031236420638 ~1986
11821673709300398 ~1987
11822087945766978 ~1988
11822177709330638 ~1987
11822663236453278 ~1986
11823011236460238 ~1986
11823241709394478 ~1987
11823401709404078 ~1987
11823419236468398 ~1986
118236133547083919 ~1989
11823881709432878 ~1987
11824079236481598 ~1986
11824117709447038 ~1987
118245299223132639 ~1990
11824577945966178 ~1988
11824717709483038 ~1987
11824997517934868710 ~1992
Exponent Prime Factor Digits Year
11825113709506798 ~1987
11825171236503438 ~1986
11826239236524798 ~1986
11826433709585998 ~1987
11827007946160578 ~1988
118275472128958479 ~1989
118275797569650579 ~1990
118276877806273439 ~1990
11827703236554078 ~1986
11827741709664478 ~1987
11827841709670478 ~1987
118278431182784319 ~1988
11827943236558878 ~1986
11828111236562238 ~1986
11828171236563438 ~1986
11828423236568478 ~1986
118287671182876719 ~1988
118287672129178079
118287713075480479 ~1989
11828933709735998 ~1987
11829563236591278 ~1986
11829731236594638 ~1986
11829731946378498
11829743236594878 ~1986
118298933548967919 ~1989
Exponent Prime Factor Digits Year
11830163236603278 ~1986
11830337946426978 ~1988
118305311183053119 ~1988
11830631946450498 ~1988
11830991236619838 ~1986
11831483236629678 ~1986
11831717709903038 ~1987
11831951236639038 ~1986
11832071236641438 ~1986
11832083236641678 ~1986
118323493549704719 ~1989
11832923236658478 ~1986
118330573549917119 ~1989
11833259236665198 ~1986
11833403236668078 ~1986
118336916626866979 ~1990
11833777710026638 ~1987
11834101710046078 ~1987
11834519236690398 ~1986
11834951236699038 ~1986
11834951946796098
11835251236705038 ~1986
11835359236707198 ~1986
11835401946832098 ~1988
11835539236710798 ~1986
1105
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25-05-04