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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
1933571154685698 ~1982
1933709270719278 ~1982
1933819193381918 ~1982
1933837116030238 ~1981
1933913270747838 ~1982
1933927928284978 ~1983
1933957464149698 ~1983
1933993425478478 ~1983
1934041116042478 ~1981
1934297270801598 ~1982
1934501116070078 ~1981
1934521580356318 ~1983
19347291199531999 ~1984
19347972283060479 ~1984
193484338696877 ~1980
1934869580460718 ~1983
193487938697597 ~1980
1934887193488718 ~1982
1935067464416098 ~1983
193523938704797 ~1980
1935287967643518 ~1984
1935341154827298 ~1982
193538338707677 ~1980
19355331045187839 ~1984
19356831277550799 ~1984
Exp. Prime Factor Digits Year
19356911122700799 ~1984
1935763309722098 ~1982
193591138718237 ~1980
1936097271053598 ~1982
1936133116167998 ~1981
1936159193615918 ~1982
1936177929364978 ~1983
1936183309789298 ~1982
19364271084399139 ~1984
1936511503492878 ~1983
1936633116197998 ~1981
1936741116204478 ~1981
1936747309879538 ~1982
19367473253734979
1936757154940578 ~1982
1936819813463998 ~1983
193685938737197 ~1980
193687138737437 ~1980
1937041581112318 ~1983
193705138741037 ~1980
193733938746797 ~1980
1937401426228238 ~1983
1937443193744318 ~1982
193745938749197 ~1980
1937513116250798 ~1981
Exp. Prime Factor Digits Year
1937587310013938 ~1982
193772338754477 ~1980
1937833310053298 ~1982
19379591395330499 ~1984
1938011155040898 ~1982
193807138761437 ~1980
1938073310091698 ~1982
1938451193845118 ~1982
193874338774877 ~1980
1938821116329278 ~1981
193885138777037 ~1980
19388892753222399 ~1985
1938907465337698 ~1983
193897138779437 ~1980
1938983620474578 ~1983
1939097116345838 ~1981
193910338782077 ~1980
1939123465389538 ~1983
1939151155132098 ~1982
1939229271492078 ~1982
1939229465414978
19392531085981699 ~1984
19392831551426419 ~1984
1939339193933918 ~1982
193943938788797 ~1980
Exp. Prime Factor Digits Year
193952338790477 ~1980
193955938791197 ~1980
193957138791437 ~1980
1939573310331698 ~1982
193963138792637 ~1980
1939681116380878 ~1981
1939711193971118 ~1982
19397111745739919
1939801116388078 ~1981
1939841155187298 ~1982
1939841620749138
1939913116394798 ~1981
1939913271587838
1940381116422878 ~1981
194042338808477 ~1980
19404231397104579
1940537155242978 ~1982
1940557116433438 ~1981
1940639815068398 ~1983
1940753116445198 ~1981
1940849271718878 ~1982
194090338818077 ~1980
1941031310564978 ~1982
1941221116473278 ~1981
19412213533022239
382
GIMPS The Prime Pages FactorDb.com
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25-10-26