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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.
Exponent Prime Factor Digits Year
168075797134460637710 ~1997
1680785393361570799 ~1995
1680816713361633439 ~1995
1680836513361673039 ~1995
1680861113361722239 ~1995
1680918233361836479 ~1995
1681028393362056799 ~1995
168107239403457373710 ~1998
1681100033362200079 ~1995
1681102193362204399 ~1995
168123961100874376710 ~1996
1681265993362531999 ~1995
1681287833362575679 ~1995
168129413100877647910 ~1996
168130717100878430310 ~1996
168130993100878595910 ~1996
1681323833362647679 ~1995
168134047168134047110 ~1997
1681342313362684639 ~1995
1681352513362705039 ~1995
168136721134509376910 ~1997
1681377593362755199 ~1995
1681515593363031199 ~1995
168152177100891306310 ~1996
168154621269047393710 ~1997
Exponent Prime Factor Digits Year
1681571033363142079 ~1995
1681587233363174479 ~1995
1681596113363192239 ~1995
1681618913363237839 ~1995
1681650593363301199 ~1995
1681682633363365279 ~1995
168168383403604119310 ~1998
1681697092825251111311 ~2000
1681722233363444479 ~1995
1681738913363477839 ~1995
1681750193363500399 ~1995
1681846193363692399 ~1995
168189877504569631110 ~1998
1681902593363805199 ~1995
1681915193363830399 ~1995
1681922393363844799 ~1995
168193933100916359910 ~1996
1681954793363909599 ~1995
1681961393363922799 ~1995
168201221100920732710 ~1996
168201227134560981710 ~1997
168204593403691023310 ~1998
1682067113364134239 ~1995
1682087393364174799 ~1995
168216197134572957710 ~1997
Exponent Prime Factor Digits Year
1682223113364446239 ~1995
1682224433364448879 ~1995
168230551269168881710 ~1997
1682343593364687199 ~1995
1682376233364752479 ~1995
168240731134592584910 ~1997
1682482193364964399 ~1995
168254393100952635910 ~1996
168261469504784407110 ~1998
168264853370182676710 ~1998
168265193100959115910 ~1996
1682661233365322479 ~1995
168271591269234545710 ~1997
1682742593365485199 ~1995
168283099168283099110 ~1997
1682839193365678399 ~1995
1682839913365679839 ~1995
1682901593365803199 ~1995
168290173100974103910 ~1996
168291793100975075910 ~1996
1682953433365906879 ~1995
168299519807837691310 ~1999
1683018233366036479 ~1995
168302791269284465710 ~1997
1683029513366059039 ~1995
Exponent Prime Factor Digits Year
1683044393366088799 ~1995
1683076793366153599 ~1995
168314767168314767110 ~1997
1683154313366308639 ~1995
168316999168316999110 ~1997
168317497269307995310 ~1997
1683176513366353039 ~1995
1683182033366364079 ~1995
168319733235647626310 ~1997
1683209033366418079 ~1995
168322613100993567910 ~1996
1683238913366477839 ~1995
1683248393366496799 ~1995
1683327113366654239 ~1995
168333617235667063910 ~1997
1683352913366705839 ~1995
168344993101006995910 ~1996
1683471113366942239 ~1995
168350261101010156710 ~1996
1683552593367105199 ~1995
1683566033367132079 ~1995
1683573233367146479 ~1995
1683601913367203839 ~1995
168361247134688997710 ~1997
1683629633367259279 ~1995
2673
GIMPS The Prime Pages FactorDb.com
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25-04-20