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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
1910445539382089107910 ~2004
19104601371528368109711 ~2005
1910499131382099826310 ~2004
191054545147381527184912 ~2009
1910553791382110758310 ~2004
1910580779382116155910 ~2004
1910602871382120574310 ~2004
1910628539382125707910 ~2004
1910664611382132922310 ~2004
1910732423382146484710 ~2004
1910767559382153511910 ~2004
1910783411382156682310 ~2004
19107871396496676272711 ~2007
1910880371382176074310 ~2004
1910885519382177103910 ~2004
1910912483382182496710 ~2004
19109452791528756223311 ~2005
1910954879382190975910 ~2004
1910989991382197998310 ~2004
1911004019382200803910 ~2004
1911054851382210970310 ~2004
1911118523382223704710 ~2004
1911184043382236808710 ~2004
1911218843382243768710 ~2004
1911293591382258718310 ~2004
Exponent Prime Factor Digits Year
1911436823382287364710 ~2004
1911440123382288024710 ~2004
1911460823382292164710 ~2004
1911568751382313750310 ~2004
1911681503382336300710 ~2004
1911704219382340843910 ~2004
1911711359382342271910 ~2004
1911716099382343219910 ~2004
19118215011529457200911 ~2005
1911841391382368278310 ~2004
1911871859382374371910 ~2004
19120488613059278177711 ~2006
1912156331382431266310 ~2004
1912157171382431434310 ~2004
19121593971529727517711 ~2005
1912184783382436956710 ~2004
19121892737648757092111 ~2007
191220741130595318576112 ~2008
1912281071382456214310 ~2004
1912316891382463378310 ~2004
1912360211382472042310 ~2004
1912437911382487582310 ~2004
1912457639382491527910 ~2004
1912468163382493632710 ~2004
1912486931382497386310 ~2004
Exponent Prime Factor Digits Year
1912519799382503959910 ~2004
1912522751382504550310 ~2004
1912543799382508759910 ~2004
19126537972677715315911 ~2006
19127138411147628304711 ~2005
1912756091382551218310 ~2004
19128120171147687210311 ~2005
1912863119382572623910 ~2004
1912880999382576199910 ~2004
1912924943382584988710 ~2004
1912925471382585094310 ~2004
1912926371382585274310 ~2004
1912945211382589042310 ~2004
1912966271382593254310 ~2004
1912988123382597624710 ~2004
1913009951382601990310 ~2004
1913091083382618216710 ~2004
1913092991382618598310 ~2004
1913093711382618742310 ~2004
19131226331147873579911 ~2005
19131577211147894632711 ~2005
1913237219382647443910 ~2004
1913295971382659194310 ~2004
19133498711913349871111 ~2005
19134942771148096566311 ~2005
Exponent Prime Factor Digits Year
19134970211148098212711 ~2005
1913497031382699406310 ~2004
1913507279382701455910 ~2004
19135437175740631151111 ~2006
1913595023382719004710 ~2004
1913666459382733291910 ~2004
19137293575741188071111 ~2006
1913925971382785194310 ~2004
1913935979382787195910 ~2004
1913946803382789360710 ~2004
19140150731148409043911 ~2005
19140163731148409823911 ~2005
1914030743382806148710 ~2004
1914055679382811135910 ~2004
1914058799382811759910 ~2004
191421268110719591013712 ~2007
1914321599382864319910 ~2004
1914430223382886044710 ~2004
1914459611382891922310 ~2004
19144780371148686822311 ~2005
1914526643382905328710 ~2004
1914541703382908340710 ~2004
1914629291382925858310 ~2004
1914692771382938554310 ~2004
1914719063382943812710 ~2004
4040
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25-12-14