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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
281071156214237 ~1981
2810989843296718 ~1984
281113156222637 ~1981
2811163674679138 ~1984
2811169843350718 ~1984
2811181168670878 ~1983
281129956225997 ~1981
281131156226237 ~1981
2811337168680238 ~1983
2811353168681198 ~1983
28114072080441199 ~1985
2811509224920738 ~1983
2811533168691998 ~1983
2811533393614638
2811583281158318 ~1983
2811761224940898 ~1983
2811833168709998 ~1983
281186356237277 ~1981
2811883449901298 ~1984
281198356239677 ~1981
2812169224973538 ~1983
2812219281221918 ~1983
281222356244477 ~1981
2812297168737838 ~1983
2812307731199838 ~1984
Exp. Prime Factor Digits Year
2812331224986498 ~1983
281234356246877 ~1981
281261956252397 ~1981
2812639281263918 ~1983
2812801618816238 ~1984
2812811225024898 ~1983
2812813168768798 ~1983
2812897168773838 ~1983
2812937843881118 ~1984
281303956260797 ~1981
281317156263437 ~1981
281318356263677 ~1981
28132575570248879 ~1986
2813353168801198 ~1983
2813411506413998 ~1984
2813563450170098 ~1984
281366356273277 ~1981
28136634783227119
281371156274237 ~1981
2813737168824238 ~1983
2813851281385118 ~1983
2814041900493138 ~1984
2814089225127138 ~1983
281441956288397 ~1981
281443156288637 ~1981
Exp. Prime Factor Digits Year
28145572195354479 ~1985
281459956291997 ~1981
2814817168889038 ~1983
281486356297277 ~1981
2814881168892878 ~1983
2814991281499118 ~1983
2815049394106878 ~1983
2815187225214978 ~1983
2815271225221698 ~1983
2815313394143838 ~1983
281533156306637 ~1981
2815331225226498
281569156313837 ~1981
28158772421654239 ~1985
2815973168958398 ~1983
2816239281623918 ~1983
2816269619579198 ~1984
281639956327997 ~1981
2816399225311938
281645956329197 ~1981
281651956330397 ~1981
2816633394328638 ~1983
2816701169002078 ~1983
2816899281689918 ~1983
281701156340237 ~1981
Exp. Prime Factor Digits Year
2817077676098498 ~1984
2817091507076398 ~1984
2817137676112898 ~1984
28172112535489919 ~1985
281723956344797 ~1981
281762356352477 ~1981
2817701169062078 ~1983
2817721450835378 ~1984
28180271803537299 ~1985
281810356362077 ~1981
2818103732706798
2818229225458338 ~1983
2818357169101438 ~1983
281839156367837 ~1981
2818411281841118 ~1983
2818429101463444110 ~1987
2818553169113198 ~1983
2818561450969778 ~1984
2818649225491938 ~1983
2818649845594718
2818817394634398 ~1983
2818867507396078 ~1984
281888356377677 ~1981
2818909620159998 ~1984
281905156381037 ~1981
495
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26-05-10