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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
11809043236180878 ~1986
11809103236182078 ~1986
11809151236183038 ~1986
11809163236183278 ~1986
118093792834250979 ~1989
11809571236191438 ~1986
118096872125743679 ~1989
11809717708583038 ~1987
11809943236198878 ~1986
11810171236203438 ~1986
118105271181052719 ~1988
11810999236219998 ~1986
118110891653552479 ~1988
118113431181134319 ~1988
11811419236228398 ~1986
11811479236229598 ~1986
11811697708701838 ~1987
11811887944950978 ~1988
11812343236246878 ~1986
11812403236248078 ~1986
11812631236252638 ~1986
11812631945010498
11812919236258398 ~1986
11812991236259838 ~1986
11813303236266078 ~1986
Exponent Prime Factor Digits Year
11813441708806478 ~1987
11814119236282398 ~1986
11814251236285038 ~1986
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
Exponent Prime Factor Digits Year
11818211236364238 ~1986
11818229945458338 ~1988
118184411890950579 ~1988
11818511236370238 ~1986
11818847945507778 ~1988
118189991181899919 ~1988
11819321709159278 ~1987
118193219455456819
11819519236390398 ~1986
11819891236397838 ~1986
11820239236404798 ~1986
11821031236420638 ~1986
11821673709300398 ~1987
11822087945766978 ~1988
11822177709330638 ~1987
118222871891565939 ~1988
11822663236453278 ~1986
11823011236460238 ~1986
11823241709394478 ~1987
11823401709404078 ~1987
11823419236468398 ~1986
118236133547083919 ~1989
11823881709432878 ~1987
11824079236481598 ~1986
11824117709447038 ~1987
Exponent Prime Factor Digits Year
118245299223132639 ~1990
11824577945966178 ~1988
11824717709483038 ~1987
11824997517934868710 ~1992
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
1132
GIMPS The Prime Pages FactorDb.com
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25-09-07