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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
145433929086797 ~1979
1454339349041378
14543511163480819 ~1983
1454381698102898 ~1983
1454417349060098 ~1982
145447787268637 ~1980
1454569320005198 ~1982
1454573349097538 ~1982
145459129091837 ~1979
1454597698206578 ~1983
1454599145459918 ~1981
14546571134632479 ~1983
145475929095197 ~1979
1454767145476718 ~1981
1454779145477918 ~1981
14547792589506639
14548991309409119 ~1983
1454987116398978 ~1981
1455007145500718 ~1981
1455019611107998 ~1982
1455119465638098 ~1982
1455199145519918 ~1981
1455257349261698 ~1982
1455329116426338 ~1981
145537387322397 ~1980
Exp. Prime Factor Digits Year
1455409320189998 ~1982
145543129108637 ~1979
1455431116434498
1455439611284398 ~1982
145568329113677 ~1979
1455697232911538 ~1981
1455827698796978 ~1983
1455847349403298 ~1982
1455901436770318 ~1982
1455941116475298 ~1981
1456171145617118 ~1981
1456321233011378 ~1981
1456333436899918 ~1982
145639129127837 ~1979
1456417669951838 ~1982
145650187390077 ~1980
1456519611737998 ~1982
14566431514908739 ~1983
1456667116533378 ~1981
1456667815733538
1456691378739678 ~1982
1456703378742798 ~1982
1456709116536738 ~1981
1456799349631778 ~1982
1456877203962798 ~1981
Exp. Prime Factor Digits Year
1456919699321138 ~1983
14569211282090499 ~1983
1457039116563138 ~1981
145705129141037 ~1979
1457201116576098 ~1981
145727387436397 ~1980
1457333204026638 ~1981
1457501553850398 ~1982
145763387457997 ~1980
145766329153277 ~1979
145774187464477 ~1980
1457861437358318 ~1982
1457921417256990310 ~1987
145799929159997 ~1979
1458011116640898 ~1981
145807129161437 ~1979
1458179612435198 ~1982
145823929164797 ~1979
1458343350002338 ~1982
1458409350018178 ~1982
1458593204203038 ~1981
145859929171997 ~1979
1458623350069538 ~1982
145867387520397 ~1980
1458713350091138 ~1982
Exp. Prime Factor Digits Year
145875787525437 ~1980
145884187530477 ~1980
145891129178237 ~1979
14590611050523939 ~1983
1459099145909918 ~1981
1459123350189538 ~1982
145915387549197 ~1980
1459153671210398
145916329183277 ~1979
145925929185197 ~1979
1459427262696878 ~1981
1459453233512498 ~1981
1459537437861118 ~1982
1459583467066578 ~1982
1459589437876718 ~1982
145969129193837 ~1979
145982329196477 ~1979
14598233415985839
145990187594077 ~1980
1459963145996318 ~1981
1459993788396238 ~1983
1460099116807938 ~1981
146017129203437 ~1979
1460177204424798 ~1981
14604973855712099 ~1984
319
GIMPS The Prime Pages FactorDb.com
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26-01-11