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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
556058178896930739 ~1994
556061213336367279 ~1993
556066791112133599 ~1991
556067511112135039 ~1991
556070991112141999 ~1991
55609493400388349710 ~1995
55610041122342090310 ~1994
556102311112204639 ~1991
556107711112215439 ~1991
55611547266935425710 ~1995
556116231112232479 ~1991
556130031112260079 ~1991
556145511112291039 ~1991
556159911112319839 ~1991
55616669266960011310 ~1995
556170111112340239 ~1991
556173711112347439 ~1991
556193511112387039 ~1991
556195191112390399 ~1991
556197711112395439 ~1991
556208991112417999 ~1991
556210311112420639 ~1991
556220413337322479 ~1993
556225431112450879 ~1991
556226031112452079 ~1991
Exponent Prime Factor Digits Year
556229991112459999 ~1991
556234431112468879 ~1991
556240911112481839 ~1991
556242591112485199 ~1991
556243791112487599 ~1991
556246373337478239 ~1993
55625831100126495910 ~1994
556264191112528399 ~1991
556267311112534639 ~1991
556267733337606399 ~1993
556277031112554079 ~1991
556277511112555039 ~1991
556291791112583599 ~1991
556292631112585279 ~1991
556295994450367939 ~1993
556298631112597279 ~1991
556299111112598239 ~1991
556310391112620799 ~1991
556311111112622239 ~1991
55631161122388554310 ~1994
556313511112627039 ~1991
556314733337888399 ~1993
556326111112652239 ~1991
55634617433950012710 ~1995
55635061166905183110 ~1994
Exponent Prime Factor Digits Year
556359894450879139 ~1993
55636187267053697710 ~1995
556369573338217439 ~1993
556373631112747279 ~1991
556389111112778239 ~1991
556397631112795279 ~1991
556409991112819999 ~1991
556415631112831279 ~1991
556426674451413379 ~1993
556436391112872799 ~1991
556439331780605856111 ~1997
556443111112886239 ~1991
556445511112891039 ~1991
55644937222579748110 ~1995
556455711112911439 ~1991
556456794451654339 ~1993
556461413338768479 ~1993
556466631112933279 ~1991
556469094451752739 ~1993
556486791112973599 ~1991
556495431112990879 ~1991
556511533339069199 ~1993
556514511113029039 ~1991
556523511113047039 ~1991
55652447311653703310 ~1995
Exponent Prime Factor Digits Year
556571031113142079 ~1991
556594311113188639 ~1991
55659437979606091310 ~1996
55660387189245315910 ~1995
556608591113217199 ~1991
556615311113230639 ~1991
556623533339741199 ~1993
556627311113254639 ~1991
556643514453148099 ~1993
556660431113320879 ~1991
556661391113322799 ~1991
556668133340008799 ~1993
556674773340048639 ~1993
556679514453436099 ~1993
556681431113362879 ~1991
556690494453523939 ~1993
556699791113399599 ~1991
556703391113406799 ~1991
556722831113445679 ~1991
556766391113532799 ~1991
556777813340666879 ~1993
55678297133627912910 ~1994
556787391113574799 ~1991
556789791113579599 ~1991
556805631113611279 ~1991
2218
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25-11-02