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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
1912350983382470196710 ~2004
1912360211382472042310 ~2004
1912437911382487582310 ~2004
1912457639382491527910 ~2004
1912468163382493632710 ~2004
1912486931382497386310 ~2004
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
Exponent Prime Factor Digits Year
19131226331147873579911 ~2005
19131577211147894632711 ~2005
1913237219382647443910 ~2004
1913295971382659194310 ~2004
19133498711913349871111 ~2005
19134942771148096566311 ~2005
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
19142785371531422829711 ~2005
1914321599382864319910 ~2004
1914430223382886044710 ~2004
Exponent Prime Factor Digits Year
1914459611382891922310 ~2004
19144780371148686822311 ~2005
1914526643382905328710 ~2004
1914541703382908340710 ~2004
1914629291382925858310 ~2004
1914692771382938554310 ~2004
1914719063382943812710 ~2004
1914722123382944424710 ~2004
19147283171148836990311 ~2005
1914774443382954888710 ~2004
19148175911914817591111 ~2005
1914832571382966514310 ~2004
1914847019382969403910 ~2004
1914933479382986695910 ~2004
19149435311914943531111 ~2005
19149536811148972208711 ~2005
1915002359383000471910 ~2004
19150562591915056259111 ~2005
19151558211149093492711 ~2005
19151788971149107338311 ~2005
1915230959383046191910 ~2004
19152429292681340100711 ~2006
1915257923383051584710 ~2004
19153457171149207430311 ~2005
1915372163383074432710 ~2004
Exponent Prime Factor Digits Year
1915393691383078738310 ~2004
1915514651383102930310 ~2004
1915620599383124119910 ~2004
1915811351383162270310 ~2004
19158419511532673560911 ~2005
1915877819383175563910 ~2004
1915926011383185202310 ~2004
19159358034598245927311 ~2006
1916043683383208736710 ~2004
1916071379383214275910 ~2004
1916079551383215910310 ~2004
1916139191383227838310 ~2004
1916222279383244455910 ~2004
1916231183383246236710 ~2004
19162352411149741144711 ~2005
1916236499383247299910 ~2004
1916244611383248922310 ~2004
1916359979383271995910 ~2004
1916508371383301674310 ~2004
19165818611149949116711 ~2005
19166492332683308926311 ~2006
19166906691533352535311 ~2005
1916691323383338264710 ~2004
1916744243383348848710 ~2004
1916798063383359612710 ~2004
4193
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26-04-05