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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
140767128153437 ~1979
1408067253452078 ~1981
1408079704039518 ~1982
1408177422453118 ~1982
14081812900852879 ~1984
14082175182238579 ~1985
140830184498077 ~1980
1408411253513998 ~1981
1408567140856718 ~1981
140861928172397 ~1979
1408661112692898 ~1981
14087412000412239 ~1984
14087413127405039
1408787112702978 ~1981
140887128177437 ~1979
1408987253617678 ~1981
1408993225438898 ~1981
14090273494386979 ~1984
1409207253657278 ~1981
1409251140925118 ~1981
140951928190397 ~1979
1409531704765518 ~1982
140965128193037 ~1979
140975384585197 ~1980
1409789112783138 ~1981
Exp. Prime Factor Digits Year
14097895836526479
1409833225573298 ~1981
1409843930496398 ~1983
1409879112790338 ~1981
1409917225586738 ~1981
1409957112796578 ~1981
141017928203597 ~1979
141019784611837 ~1980
141020328204077 ~1979
141023928204797 ~1979
141042184625277 ~1980
141065384639197 ~1980
1410679141067918 ~1981
1410683705341518 ~1982
1410697338567298 ~1982
141080328216077 ~1979
141097384658397 ~1980
141103784662237 ~1980
141127128225437 ~1979
1411313451620178 ~1982
1411387225821938 ~1981
1411387338732898
1411411225825778 ~1981
14114331213832399 ~1983
1411559254080638 ~1981
Exp. Prime Factor Digits Year
1411559451698898
141158328231677 ~1979
1411607254089278 ~1981
1411607705803518
14116791383445439 ~1983
141170328234077 ~1979
14117211355252179 ~1983
14118311694197219 ~1983
14118731016548579 ~1983
1411903141190318 ~1981
14119317031416399 ~1985
141196184717677 ~1980
1411979112958338 ~1981
1412011225921778 ~1981
1412057762510798 ~1983
141209384725597 ~1980
14120938896185919
14121891101507439 ~1983
141221928244397 ~1979
1412219254199438
141223128244637 ~1979
1412287225965938 ~1981
141231784739037 ~1980
1412347141234718 ~1981
141239384743597 ~1980
Exp. Prime Factor Digits Year
141248328249677 ~1979
1412693423807918 ~1982
141271128254237 ~1979
1412779480344878 ~1982
1412981678230898 ~1982
1413007104279916710 ~1985
14130316245597039 ~1985
1413179113054338 ~1981
1413179593535198
1413211565284418 ~1982
14132114211368799
1413233339175938 ~1982
1413439678450738 ~1982
14134431696131619 ~1983
1413481424044318 ~1982
1413481650201278
14134812940040499
141354184812477 ~1980
1413541310979038
14135931017786979 ~1983
141367784820637 ~1980
1413827113106178 ~1981
1413959254512638 ~1981
1414067113125378 ~1981
1414081678758898 ~1982
315
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26-05-03