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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
4148233248893998 ~1984
414835182967037 ~1983
4148351331868098
4148657248919438 ~1984
4148689995685378 ~1985
41487411244622319 ~1986
414875982975197 ~1983
4148987331918978 ~1984
414902382980477 ~1983
4149427663908338 ~1985
4149617248977038 ~1984
414973182994637 ~1983
414983982996797 ~1983
41499191991961139 ~1986
4149931663988978 ~1985
41499975643995939 ~1987
4150007747001278 ~1985
4150073581010238 ~1985
4150213664034098 ~1985
415025983005197 ~1983
415034383006877 ~1983
415046383009277 ~1983
4150547332043778 ~1984
415085983017197 ~1983
4151297249077838 ~1984
Exp. Prime Factor Digits Year
4151341249080478 ~1984
415135183027037 ~1983
415153183030637 ~1983
4151879332150338 ~1984
415229983045997 ~1983
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
Exp. Prime Factor Digits Year
4154203997008738 ~1985
4154347664695538 ~1985
4154461249267678 ~1984
4154473664715698 ~1985
4154641664742578 ~1985
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
Exp. Prime Factor Digits Year
41560375984693299 ~1987
4156063664970098 ~1985
4156091332487298 ~1984
415633183126637 ~1983
4156441665030578 ~1985
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
617
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25-09-07