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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
2241739914483479839 ~1996
2241784031434741779311 ~2000
224187499224187499110 ~1998
2241880314483760639 ~1996
224193283358709252910 ~1998
2241945714483891439 ~1996
2241958194483916399 ~1996
2242097034484194079 ~1996
2242111314484222639 ~1996
224212819224212819110 ~1998
2242133514484267039 ~1996
2242167114484334239 ~1996
2242189314484378639 ~1996
224224601134534760710 ~1997
224226377179381101710 ~1998
2242278594484557199 ~1996
2242334034484668079 ~1996
2242337034484674079 ~1996
2242359714484719439 ~1996
224243443224243443110 ~1998
2242467234484934479 ~1996
224248217134548930310 ~1997
2242521234485042479 ~1996
2242621794485243599 ~1996
224265857179412685710 ~1998
Exponent Prime Factor Digits Year
2242729914485459839 ~1996
2242772994485545999 ~1996
2242805994485611999 ~1996
224280887179424709710 ~1998
224283769897135076110 ~1999
224286187358857899310 ~1998
2242904634485809279 ~1996
224292997134575798310 ~1997
224303623224303623110 ~1998
224311621134586972710 ~1997
2243151834486303679 ~1996
2243190594486381199 ~1996
224320753134592451910 ~1997
2243208234486416479 ~1996
2243209314486418639 ~1996
2243217114486434239 ~1996
2243284914486569839 ~1996
224335753134601451910 ~1997
2243395434486790879 ~1996
2243442594486885199 ~1996
224344391179475512910 ~1998
224345777134607466310 ~1997
224347381134608428710 ~1997
2243474994486949999 ~1996
2243489514486979039 ~1996
Exponent Prime Factor Digits Year
2243508839736828322311 ~2002
224352959538447101710 ~1999
2243583834487167679 ~1996
224364451224364451110 ~1998
2243646114487292239 ~1996
2243745714487491439 ~1996
2243807634487615279 ~1996
2243830314487660639 ~1996
2243845914487691839 ~1996
224385341134631204710 ~1997
2243956794487913599 ~1996
224396911403914439910 ~1999
224405507179524405710 ~1998
2244094914488189839 ~1996
2244108114488216239 ~1996
224417381134650428710 ~1997
2244181194488362399 ~1996
2244228114488456239 ~1996
2244259914488519839 ~1996
224426359224426359110 ~1998
2244270234488540479 ~1996
2244277794488555599 ~1996
2244285114488570239 ~1996
224428777359086043310 ~1998
224435177179548141710 ~1998
Exponent Prime Factor Digits Year
2244385794488771599 ~1996
224439739403991530310 ~1999
2244436794488873599 ~1996
224445541134667324710 ~1997
224452661134671596710 ~1997
2244551634489103279 ~1996
2244582114489164239 ~1996
2244586914489173839 ~1996
2244687714489375439 ~1996
224476519224476519110 ~1998
224476663942801984710 ~1999
224481641134688984710 ~1997
224486497134691898310 ~1997
2244868914489737839 ~1996
2244895434489790879 ~1996
224493679224493679110 ~1998
224496317179597053710 ~1998
2245016394490032799 ~1996
2245019514490039039 ~1996
2245039914490079839 ~1996
2245073514490147039 ~1996
224508679224508679110 ~1998
2245090794490181599 ~1996
2245179594490359199 ~1996
2245210794490421599 ~1996
3115
GIMPS The Prime Pages FactorDb.com
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26-03-08