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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
1759607140768578 ~1981
1759627316732878 ~1982
175964335192877 ~1980
175999135199837 ~1980
1760069140805538 ~1981
17600813379355539 ~1985
1760113105606798 ~1981
17602611267387939 ~1984
1760309246443278 ~1982
1760371176037118 ~1981
17603891126648979 ~1983
1760449387298798 ~1982
1760467704186818 ~1983
1760599704239618 ~1983
1760641281702578 ~1982
1760701281712178 ~1982
1760779176077918 ~1981
1761299140903938 ~1981
1761307281809138 ~1982
1761371317046798 ~1982
176167135233437 ~1980
17617631162763599 ~1983
1761853387607678 ~1982
176191135238237 ~1980
1761941105716478 ~1981
Exp. Prime Factor Digits Year
1761973105718398 ~1981
17620873982316639 ~1985
1762141118063447110 ~1986
1762213105732798 ~1981
1762217140977378 ~1981
1762217246710398
1762247140979778 ~1981
176245135249037 ~1980
17624711268979139 ~1984
176249935249997 ~1980
1762499140999938
1762517141001378 ~1981
176257135251437 ~1980
176258335251677 ~1980
17626012115121219 ~1984
1762721105763278 ~1981
1762777105766638 ~1981
1762907423097698 ~1982
1762933387845278 ~1982
1763147317366478 ~1982
176315935263197 ~1980
1763263423183138 ~1982
17632691269553699 ~1984
1763417670098478 ~1983
1763429246880078 ~1982
Exp. Prime Factor Digits Year
1763513246891838 ~1982
1763549670148638 ~1983
1763651141092098 ~1981
1763677282188338 ~1982
1763717141097378 ~1981
1763719705487618 ~1983
176375935275197 ~1980
1763963881981518 ~1983
1764047458652238 ~1982
176407135281437 ~1980
1764097105845838 ~1981
1764199423407778 ~1982
1764221141137698 ~1981
1764293105857598 ~1981
1764293988004098
1764313282290098 ~1982
1764319317577438 ~1982
17644631446859679 ~1984
1764479317606238 ~1982
1764611317629998 ~1982
1764671564694738 ~1983
176468335293677 ~1980
1764731141178498 ~1981
1764757282361138 ~1982
1764871176487118 ~1981
Exp. Prime Factor Digits Year
1765013247101838 ~1982
176507935301597 ~1980
1765123600141838 ~1983
1765129388328398 ~1982
1765147282423538 ~1982
1765289141223138 ~1981
1765349141227938 ~1981
176555935311197 ~1980
1765741105944478 ~1981
1765741282518578
1765873105952398 ~1981
1765891706356418 ~1983
1765997141279778 ~1981
176600335320077 ~1980
176612335322477 ~1980
1766251282600178 ~1982
176627935325597 ~1980
1766459141316738 ~1981
1766537105992238 ~1981
17665812508545039 ~1984
176660335332077 ~1980
1766717424012098 ~1982
1766761106005678 ~1981
176693935338797 ~1980
1767071141365698 ~1981
359
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25-10-26