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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
12249917979993378 ~1988
12249983244999678 ~1986
12250211245004238 ~1986
12250397980031778 ~1988
12250493735029598 ~1987
122506271225062719 ~1988
12250681735040878 ~1987
12251411245028238 ~1986
12252263245045278 ~1986
12252431245048638 ~1986
12252641735158478 ~1987
12252671245053438 ~1986
12252791980223298 ~1988
122528275881356979 ~1990
12252827237704843910
122530576616650799 ~1990
12253079245061598 ~1986
122533497597076399 ~1990
122534775881668979 ~1990
12254171245083438 ~1986
12254197735251838 ~1987
12254663245093278 ~1986
12254771245095438 ~1986
12254783245095678 ~1986
12254797735287838 ~1987
Exponent Prime Factor Digits Year
12254843245096878 ~1986
12255277735316638 ~1987
12256019245120398 ~1986
12256151245123038 ~1986
12256177735370638 ~1987
12256301980504098 ~1988
122563271225632719 ~1988
12256421735385278 ~1987
12256883245137678 ~1986
12257039245140798 ~1986
12257243245144878 ~1986
12257339980587138 ~1988
12257351245147038 ~1986
12257351980588098
122573516864116579
12257411245148238 ~1986
12257627980610178 ~1988
12257821735469278 ~1987
12257891245157838 ~1986
12257963245159278 ~1986
12257977735478638 ~1987
12258443245168878 ~1986
12258731245174638 ~1986
12258791245175838 ~1986
12258899245177998 ~1986
Exponent Prime Factor Digits Year
12259223245184478 ~1986
12259283245185678 ~1986
12259631245192638 ~1986
12259649980771938 ~1988
12259823245196478 ~1986
12260123245202478 ~1986
12261443245228878 ~1986
12261503245230078 ~1986
12261551980924098 ~1988
122615594168930079 ~1989
12262031245240638 ~1986
12262589981007138 ~1988
12262711107911856910 ~1990
12263057735783438 ~1988
12263063245261278 ~1986
12263159245263198 ~1986
122634671962154739 ~1989
122635971716903599 ~1988
12263813735828798 ~1988
12263843245276878 ~1986
12263903245278078 ~1986
12264193735851598 ~1988
12264341981147298 ~1988
12264779245295598 ~1986
12265031245300638 ~1986
Exponent Prime Factor Digits Year
12265091245301838 ~1986
12265163245303278 ~1986
12265391245307838 ~1986
12265523245310478 ~1986
12265817105486026310 ~1990
12265871245317438 ~1986
122661794170500879 ~1989
12266519245330398 ~1986
12266543245330878 ~1986
12266591186452183310 ~1991
12266747981339778 ~1988
12266759245335198 ~1986
122669392944065379 ~1989
12267371245347438 ~1986
12267641981411298 ~1988
12267719245354398 ~1986
122679671226796719 ~1988
12268037117773155310 ~1990
122681831226818319 ~1988
122682119814568819 ~1990
12268559245371198 ~1986
122689571963033139 ~1989
12268967981517378 ~1988
12268979245379598 ~1986
12269063245381278 ~1986
1124
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25-05-04