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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
4152353249141198 ~1984
4152377996570498 ~1985
4152433664389298 ~1985
41524332242313839
4152509581351278 ~1985
4152527332202178 ~1984
4152809332224738 ~1984
4152839332227138 ~1984
4152859747514638 ~1985
41529019883904399 ~1988
4152937664469938 ~1985
4153217581450398 ~1985
4153367332269378 ~1984
4153421249205278 ~1984
415346383069277 ~1983
4153579747644238 ~1985
4153613249216798 ~1984
41537112409152399 ~1986
41539731246191919 ~1986
415399183079837 ~1983
4154203997008738 ~1985
4154347664695538 ~1985
4154461249267678 ~1984
4154473664715698 ~1985
4154641664742578 ~1985
Exp. Prime Factor Digits Year
4154741249284478 ~1984
41548671994336179 ~1986
415487983097597 ~1983
4154933581690638 ~1985
415499983099997 ~1983
4154999332399938
4155007415500718 ~1984
4155161332412898 ~1984
4155247664839538 ~1985
415525183105037 ~1983
4155607664897138 ~1985
415565983113197 ~1983
4155659332452738
41557331246719919 ~1986
4155751664920178 ~1985
4155763997383138 ~1985
4155797332463778 ~1984
41559173989680339 ~1987
4155989332479138 ~1984
4155997249359838 ~1984
41560375984693299 ~1987
4156063664970098 ~1985
4156091332487298 ~1984
415633183126637 ~1983
4156441665030578 ~1985
Exp. Prime Factor Digits Year
415673983134797 ~1983
4156793249407598 ~1984
4156921665107378 ~1985
415709983141997 ~1983
4157177332574178 ~1984
415733983146797 ~1983
4157473249448398 ~1984
415766383153277 ~1983
4157669332613538 ~1984
4157717249463038 ~1984
415777183155437 ~1983
41577714989325219
4157837249470238 ~1984
4157947415794718 ~1984
41581512993868739 ~1986
4158181249490878 ~1984
4158211415821118 ~1984
41583671996016179 ~1986
415844383168877 ~1983
415861183172237 ~1983
4158697665391538 ~1985
4158893249533598 ~1984
4158941332715298 ~1984
4159229332738338 ~1984
4159601249576078 ~1984
Exp. Prime Factor Digits Year
4159663415966318 ~1984
4159693998326338 ~1985
415997983199597 ~1983
4159997249599838 ~1984
416042383208477 ~1983
416045983209197 ~1983
4160549582476878 ~1985
4160593249635598 ~1984
4160617249637038 ~1984
4160711332856898 ~1984
4160729582502078 ~1985
4160881665740978 ~1985
4160911416091118 ~1984
416095183219037 ~1983
416101183220237 ~1983
4161013249660798 ~1984
4161077332886178 ~1984
416111983222397 ~1983
4161173249670398 ~1984
416119183223837 ~1983
41612991331615699 ~1986
41613491664539619 ~1986
4161389332911138 ~1984
4161637249698238 ~1984
4161673665867698 ~1985
621
GIMPS The Prime Pages FactorDb.com
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25-10-26