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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
2555597515111195039 ~1997
2555605315111210639 ~1997
255563579204450863310 ~1998
2555914915111829839 ~1997
255610547204488437710 ~1998
2556189715112379439 ~1997
255623273153373963910 ~1998
2556335515112671039 ~1997
2556368635112737279 ~1997
255640247204512197710 ~1998
255644959255644959110 ~1998
2556460315112920639 ~1997
255646241153387744710 ~1998
255646621766939863110 ~2000
2556559315113118639 ~1997
255658261153394956710 ~1998
2556654715113309439 ~1997
2556664315113328639 ~1997
2556714115113428239 ~1997
2556752635113505279 ~1997
2556771115113542239 ~1997
255690509204552407310 ~1998
2556909835113819679 ~1997
255690997153414598310 ~1998
255699541409119265710 ~1999
Exponent Prime Factor Digits Year
2557208635114417279 ~1997
2557233115114466239 ~1997
2557314715114629439 ~1997
255734533409175252910 ~1999
255735419204588335310 ~1998
255735433409176692910 ~1999
2557393315114786639 ~1997
2557522795115045599 ~1997
2557600315115200639 ~1997
2557693795115387599 ~1997
255772711255772711110 ~1998
2557746715115493439 ~1997
2557864915115729839 ~1997
255787907204630325710 ~1998
2557900435115800879 ~1997
255793177153475906310 ~1998
255805049204644039310 ~1998
2558052235116104479 ~1997
2558079115116158239 ~1997
255817141153490284710 ~1998
255823097204658477710 ~1998
2558266435116532879 ~1997
2558291635116583279 ~1997
2558368795116737599 ~1997
255843677153506206310 ~1998
Exponent Prime Factor Digits Year
2558443315116886639 ~1997
2558463595116927199 ~1997
2558572195117144399 ~1997
255857597358200635910 ~1999
255858133409373012910 ~1999
255859381767578143110 ~2000
2558604115117208239 ~1997
2558653315117306639 ~1997
2558708995117417999 ~1997
2558890315117780639 ~1997
2558929795117859599 ~1997
2558932195117864399 ~1997
2558955715117911439 ~1997
255898543255898543110 ~1998
255905201153543120710 ~1998
2559106195118212399 ~1997
255913573153548143910 ~1998
2559325915118651839 ~1997
2559333835118667679 ~1997
255935033153561019910 ~1998
2559355795118711599 ~1997
2559449995118899999 ~1997
2559497635118995279 ~1997
2559626395119252799 ~1997
2559674515119349039 ~1997
Exponent Prime Factor Digits Year
2559694315119388639 ~1997
255970573153582343910 ~1998
2559824515119649039 ~1997
2559941035119882079 ~1997
2560054435120108879 ~1997
2560067635120135279 ~1997
256008503819227209710 ~2000
2560134533072161436111 ~2001
2560213931843354029711 ~2000
2560327435120654879 ~1997
256033181153619908710 ~1998
2560355995120711999 ~1997
256040441153624264710 ~1998
2560437595120875199 ~1997
256049957204839965710 ~1998
2560511995121023999 ~1997
2560528435121056879 ~1997
2560567195121134399 ~1997
2560581235121162479 ~1997
2560593835121187679 ~1997
2560599595121199199 ~1997
2560636315121272639 ~1997
2560747195121494399 ~1997
2560796995121593999 ~1997
2560822195121644399 ~1997
2924
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25-06-08