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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
437345987469197 ~1983
4373647437364718 ~1985
4373683437368318 ~1985
437395187479037 ~1983
4373969612355678 ~1985
4373977262438638 ~1984
43740591049774179 ~1986
4374079437407918 ~1985
4374079241449160910
437417987483597 ~1983
4374187787353678 ~1985
437429987485997 ~1983
437432387486477 ~1983
4374353612409438 ~1985
4374571699931378 ~1985
4374653612451438 ~1985
437480387496077 ~1983
4375039154001372910 ~1988
4375153262509198 ~1984
4375169350013538 ~1984
43753213062724719 ~1987
4375411437541118 ~1985
4375487787587678 ~1985
4375577262534638 ~1984
4375621262537278 ~1984
Exp. Prime Factor Digits Year
4375669962647198 ~1985
437579987515997 ~1983
4375831700132978 ~1985
437588387517677 ~1983
4375913262554798 ~1984
4376173262570398 ~1984
43767172100824179 ~1986
4376851787833198 ~1985
4376947437694718 ~1985
4376947700311538
437695187539037 ~1983
4376951350156098
4377257350180578 ~1984
43774731313241919 ~1986
437753987550797 ~1983
43775593939803119 ~1987
4377629350210338 ~1984
437767187553437 ~1983
4377677262660638 ~1984
4377677350214178
4377749350219938 ~1984
4377871437787118 ~1985
4378013262680798 ~1984
437801987560397 ~1983
437807987561597 ~1983
Exp. Prime Factor Digits Year
4378181350254498 ~1984
43783011401056339 ~1986
4378373262702398 ~1984
437840387568077 ~1983
4378447788120478 ~1985
4378453262707198 ~1984
43785111838974639 ~1986
437863187572637 ~1983
4378727350298178 ~1984
4378817613034398 ~1985
437900387580077 ~1983
437909987581997 ~1983
4379267350341378 ~1984
4379477262768638 ~1984
437960387592077 ~1983
4379611700737778 ~1985
4379759788356638 ~1985
438005987601197 ~1983
438011987602397 ~1983
4380151700824178 ~1985
4380193262811598 ~1984
4380197262811838 ~1984
438025187605037 ~1983
4380283438028318 ~1985
43804013767144879 ~1987
Exp. Prime Factor Digits Year
438085187617037 ~1983
43808514293233999
438098387619677 ~1983
438103187620637 ~1983
4381051438105118 ~1985
4381253613375438 ~1985
438131987626397 ~1983
4381493262889598 ~1984
4381513262890798 ~1984
4381537262892238 ~1984
4381549963940798 ~1985
4381681262900878 ~1984
4381709350536738 ~1984
438193187638637 ~1983
438215987643197 ~1983
43822011665236399 ~1986
438245987649197 ~1983
438251987650397 ~1983
4382593262955598 ~1984
4382801350624098 ~1984
4383017350641378 ~1984
43830611314918319 ~1986
438319187663837 ~1983
4383191788974398
43832091051970179 ~1986
660
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26-08-02