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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
516289311032578639 ~1991
516293391032586799 ~1991
51629399629878667910 ~1996
516309795163097919 ~1993
516320413097922479 ~1992
516327831032655679 ~1991
516328311032656639 ~1991
51633649526663219910 ~1995
516338214130705699 ~1993
516344631032689279 ~1991
516363373098180239 ~1992
516387111032774239 ~1991
516390231032780479 ~1991
516395511032791039 ~1991
516400311032800639 ~1991
516414831032829679 ~1991
516424431032848879 ~1991
516435831032871679 ~1991
516441111032882239 ~1991
516448515164485119 ~1993
516452631032905279 ~1991
516471594131772739 ~1993
516473631032947279 ~1991
516485631032971279 ~1991
516486711032973439 ~1991
Exponent Prime Factor Digits Year
516493133098958799 ~1992
516495111032990239 ~1991
516507711033015439 ~1991
516515991033031999 ~1991
516524391033048799 ~1991
516530511033061039 ~1991
516536631033073279 ~1991
51653773113638300710 ~1994
516542991033085999 ~1991
516543711033087439 ~1991
516554031033108079 ~1991
516559911033119839 ~1991
516566173099397039 ~1992
51657779258288895110 ~1995
516587031033174079 ~1991
516595191033190399 ~1991
516602991033205999 ~1991
516603591033207199 ~1991
516605173099631039 ~1992
516608115166081119 ~1993
516622911033245839 ~1991
516626719299280799 ~1994
516631911033263839 ~1991
516631913564760179111
516670791033341599 ~1991
Exponent Prime Factor Digits Year
516674574133396579 ~1993
516675719300162799 ~1994
516676131984036339311 ~1997
516676911033353839 ~1991
516683391033366799 ~1991
516704391033408799 ~1991
516706035167060319 ~1993
516708078267329139 ~1993
516717591033435199 ~1991
516720119300961999 ~1994
516728391033456799 ~1991
516756711033513439 ~1991
51676213124022911310 ~1994
516762591033525199 ~1991
516762831033525679 ~1991
516765111033530239 ~1991
516770511033541039 ~1991
516809031033618079 ~1991
516810413100862479 ~1992
51681893124036543310 ~1994
516833991033667999 ~1991
516848511033697039 ~1991
516856191033712399 ~1991
516858738269739699 ~1993
516861894134895139 ~1993
Exponent Prime Factor Digits Year
516865494134923939 ~1993
516868791033737599 ~1991
516877613101265679 ~1992
516881391033762799 ~1991
516893533101361199 ~1992
516898311033796639 ~1991
516900111033800239 ~1991
516903231033806479 ~1991
516908413101450479 ~1992
516916911033833839 ~1991
516922333101533999 ~1992
516931338270901299 ~1993
516948591033897199 ~1991
516969711033939439 ~1991
51698033372225837710 ~1995
516980511033961039 ~1991
516990711033981439 ~1991
516991613101949679 ~1992
517004031034008079 ~1991
517020711034041439 ~1991
51702751206811004110 ~1994
517054431034108879 ~1991
517074591034149199 ~1991
517081191034162399 ~1991
517087311034174639 ~1991
2064
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25-05-04