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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
1810747181074718 ~1982
1810979144878338 ~1981
1810981108658878 ~1981
1811083434659938 ~1982
181121936224397 ~1980
181129136225837 ~1980
1811323181132318 ~1982
1811413108684798 ~1981
18114313224347199 ~1985
1811443289830898 ~1982
1811473108688398 ~1981
1811567144925378 ~1981
1811657253631998 ~1982
1811683103265931110 ~1986
18117236522202819 ~1985
1811737108704238 ~1981
181175936235197 ~1980
181181936236397 ~1980
1812137253699198 ~1982
1812383434971938 ~1982
18123832609831539
1812403181240318 ~1982
18124572138699279 ~1984
1812541108752478 ~1981
181268336253677 ~1980
Exp. Prime Factor Digits Year
1812869145029538 ~1981
1812989145039138 ~1981
181313936262797 ~1980
181331936266397 ~1980
181358336271677 ~1980
1813613253905838 ~1982
18139014026860239 ~1985
181400336280077 ~1980
18140232031705779 ~1984
1814107435385698 ~1983
1814119181411918 ~1982
1814129145130338 ~1981
1814233435415938 ~1983
18142371560243839 ~1984
181433936286797 ~1980
1814339326581038
1814357108861438 ~1981
1814381145150498 ~1981
1814459145156738 ~1981
181453136290637 ~1980
181465136293037 ~1980
181475936295197 ~1980
1814777108886638 ~1981
181508336301677 ~1980
181517936303597 ~1980
Exp. Prime Factor Digits Year
1815179145214338
181549136309837 ~1980
1815599145247938 ~1981
1815691326824398 ~1982
18157332614655539 ~1984
1815799326843838 ~1982
181589936317997 ~1980
181595936319197 ~1980
1816091145287298 ~1981
181621136324237 ~1980
1816253435900738 ~1983
1816337690208078 ~1983
181643936328797 ~1980
1816439762904398
1816489435957378 ~1983
1816553108993198 ~1981
181658336331677 ~1980
1816777545033118 ~1983
18168132579874479 ~1984
1816979908489518 ~1983
1817177254404798 ~1982
1817177690527278
18172731126709279 ~1984
181727936345597 ~1980
181730336346077 ~1980
Exp. Prime Factor Digits Year
1817327145386178 ~1981
18174473053310979 ~1985
1817549259909507110 ~1987
181760336352077 ~1980
1817611290817778 ~1982
18177071199686639 ~1984
18177711454216819 ~1984
1817779727111618 ~1983
1817839327211038 ~1982
181799936359997 ~1980
18179991781639039
1818017109081038 ~1981
1818049399970798 ~1982
18180491599883139
1818407327313278 ~1982
1818413109104798 ~1981
181841936368397 ~1980
1818431327317598 ~1982
1818457109107438 ~1981
181861136372237 ~1980
181904336380877 ~1980
181915136383037 ~1980
1819273545781918 ~1983
1819343436642338 ~1983
1819381109162878 ~1981
364
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25-09-07