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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
1852261111135678 ~1981
185227137045437 ~1980
1852327333418878 ~1982
1852393444574338 ~1983
1852469259345678 ~1982
1852523592807378 ~1983
1852597111155838 ~1981
1852649555794718 ~1983
1852843185284318 ~1982
185285937057197 ~1980
1853183481827598 ~1983
1853281111196878 ~1981
1853333444799938 ~1983
185333937066797 ~1980
18536474782409279 ~1985
1853671296587378 ~1982
1853801111228078 ~1981
1853977296636338 ~1982
18539771742738399
1854019630366478 ~1983
1854373111262398 ~1981
1854491148359298 ~1981
185465937093197 ~1980
1854689556406718 ~1983
1854701556410318 ~1983
Exp. Prime Factor Digits Year
1854763185476318 ~1982
1854779445146978 ~1983
1854781111286878 ~1981
185485137097037 ~1980
1854859445166178 ~1983
185497137099437 ~1980
1855031148402498 ~1981
1855039445209378 ~1983
1855169259723678 ~1982
1855171185517118 ~1982
1855267296842738 ~1982
185552337110477 ~1980
1855577148446178 ~1981
1855687334023678 ~1982
1855723296915698 ~1982
1855757259805998 ~1982
1855769259807678 ~1982
185582337116477 ~1980
1855927445422498 ~1983
185597937119597 ~1980
1855981296956978 ~1982
1855993111359598 ~1981
1856027148482178 ~1981
1856159334108638 ~1982
18562694306544099 ~1985
Exp. Prime Factor Digits Year
1856293297006898 ~1982
18562934900613539
185633937126797 ~1980
185641137128237 ~1980
1856411334153998
185663937132797 ~1980
1856773111406398 ~1981
185681937136397 ~1980
1856837111410238 ~1981
185690337138077 ~1980
1856917111415038 ~1981
1856941891331698 ~1983
185699937139997 ~1980
1857049445691778 ~1983
1857113111426798 ~1981
1857139185713918 ~1982
1857197705734878 ~1983
1857293260021038 ~1982
185737137147437 ~1980
1857377148590178 ~1981
1857521594406738 ~1983
185767137153437 ~1980
1857949408748798 ~1983
1858057111483438 ~1981
1858093297294898 ~1982
Exp. Prime Factor Digits Year
1858249743299618 ~1983
18586631970182799 ~1984
18587111524143039 ~1984
1858757148700578 ~1981
1858819334587438 ~1982
185882337176477 ~1980
1858873288497089710 ~1987
1858889446133378 ~1983
1859087483362638 ~1983
1859233111553998 ~1981
1859369260311678 ~1982
1859387148750978 ~1981
1859467185946718 ~1982
1859513111570798 ~1981
18595313719062019 ~1985
185960337192077 ~1980
18596531004212639 ~1983
1859677297548338 ~1982
1859771148781698 ~1981
185983137196637 ~1980
18598813533773919 ~1985
1859917743966818 ~1983
185999937199997 ~1980
1859999334799838
1860017706806478 ~1983
376
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26-03-29