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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
2078309166264738 ~1982
207839941567997 ~1980
207865141573037 ~1980
2078801124728078 ~1981
207883141576637 ~1980
2078851873117438 ~1984
2078933124735998 ~1981
207896341579277 ~1980
2079017291062398 ~1982
2079193623757918 ~1983
2079277124756638 ~1981
2079461124767678 ~1981
2079481332716978 ~1983
20795871372527439 ~1984
2079629499110978 ~1983
2079739374353038 ~1983
2079761124785678 ~1981
2079937280791495110 ~1987
2079943207994318 ~1982
2080081124804878 ~1981
20800811830471299
2080213124812798 ~1981
2080289166423138 ~1982
208043941608797 ~1980
2080543208054318 ~1982
Exp. Prime Factor Digits Year
2080577124834638 ~1981
2080667166453378 ~1982
2080679374522238 ~1983
208076341615277 ~1980
2080927374566878 ~1983
2080963208096318 ~1982
2080963874004478
208097941619597 ~1980
20811291623280639 ~1984
2081161624348318 ~1983
208117141623437 ~1980
208129141625837 ~1980
2081291166503298
2081311374635998 ~1983
208135141627037 ~1980
208148341629677 ~1980
2081491171931156710 ~1987
2081537499568898 ~1983
2081627166530178 ~1982
2081777124906638 ~1981
2081927541301038 ~1983
2082037124922238 ~1981
2082131374783598 ~1983
2082413124944798 ~1981
208253941650797 ~1980
Exp. Prime Factor Digits Year
2082539499809378
208265941653197 ~1980
2082727374890878 ~1983
2082749791444638 ~1983
208280341656077 ~1980
2082917124975038 ~1981
2083033499927938 ~1983
208307941661597 ~1980
20832191208267039 ~1984
2083229166658338 ~1982
2083387333341938 ~1983
2083511166680898 ~1982
208364341672877 ~1980
208385941677197 ~1980
208388341677677 ~1980
2083967375114078 ~1983
208411141682237 ~1980
2084111666915538
20841111042055519
2084273125056398 ~1981
2084447500267298 ~1983
2084531375215598 ~1983
2084791375262398 ~1983
208490341698077 ~1980
2084947333591538 ~1983
Exp. Prime Factor Digits Year
2084989625496718 ~1983
2084993500398338 ~1983
208505941701197 ~1980
2085089291912478 ~1982
2085233125113998 ~1981
2085247208524718 ~1982
208529941705997 ~1980
2085493125129598 ~1981
2085539166843138 ~1982
2085607375409278 ~1983
208565941713197 ~1980
2085701166856098 ~1982
2085737125144238 ~1981
2085833292016638 ~1982
2085869292021678 ~1982
208589941717997 ~1980
208597141719437 ~1980
208598341719677 ~1980
208604341720877 ~1980
208607941721597 ~1980
2086127375502878 ~1983
2086321125179278 ~1981
2086361125181678 ~1981
2086433125185998 ~1981
2086589625976718 ~1983
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25-04-06