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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
690534591381069199 ~1992
690549414143296479 ~1993
690597414143584479 ~1993
690598431381196879 ~1992
690615295524922339 ~1994
690627831381255679 ~1992
690631015525048099 ~1994
690634791381269599 ~1992
690689631381379279 ~1992
690697974144187839 ~1993
690700334144201999 ~1993
690709311381418639 ~1992
690711111381422239 ~1992
690715375525722979 ~1994
690717591381435199 ~1992
690728031381456079 ~1992
690729174144375039 ~1993
690732174144393039 ~1993
69074353207223059110 ~1995
690755511381511039 ~1992
690758214144549279 ~1993
690774231381548479 ~1992
690777591381555199 ~1992
690778311381556639 ~1992
690805675526445379 ~1994
Exponent Prime Factor Digits Year
690807014144842079 ~1993
690817311381634639 ~1992
690826311381652639 ~1992
690840831381681679 ~1992
69084319234886684710 ~1995
690847734145086399 ~1993
690871911381743839 ~1992
690876591381753199 ~1992
690887631381775279 ~1992
690899031381798079 ~1992
690900111381800239 ~1992
690903895527231139 ~1994
69094703179646227910 ~1995
690968934145813599 ~1993
690978299673696079 ~1994
690995934145975599 ~1993
690998875527990979 ~1994
691024791382049599 ~1992
691037391382074799 ~1992
69103813110566100910 ~1994
691040515528324099 ~1994
691045431382090879 ~1992
691051911382103839 ~1992
69105373373169014310 ~1996
691065711382131439 ~1992
Exponent Prime Factor Digits Year
69108337110573339310 ~1994
691096191382192399 ~1992
691108431382216879 ~1992
691169339676370639 ~1994
691179775529438179 ~1994
691186311382372639 ~1992
691202631382405279 ~1992
691207134147242799 ~1993
691214991382429999 ~1992
691219311382438639 ~1992
691222379677113199 ~1994
691223695529789539 ~1994
691238414147430479 ~1993
691276795530214339 ~1994
691277391382554799 ~1992
691279014147674079 ~1993
69128581110605729710 ~1994
691308711382617439 ~1992
691309311382618639 ~1992
691309911382619839 ~1992
691328934147973599 ~1993
691339191382678399 ~1992
691341831382683679 ~1992
691353591382707199 ~1992
691361031382722079 ~1992
Exponent Prime Factor Digits Year
69137399124447318310 ~1995
691387311382774639 ~1992
691391511382783039 ~1992
691399911382799839 ~1992
691406511382813039 ~1992
691410711382821439 ~1992
691437711382875439 ~1992
691444791382889599 ~1992
691489014148934079 ~1993
691500831383001679 ~1992
691524374149146239 ~1993
691565391383130799 ~1992
691586414149518479 ~1993
691593711383187439 ~1992
691598031383196079 ~1992
69160739124489330310 ~1995
691639431383278879 ~1992
691658695533269539 ~1994
69166883221334025710 ~1995
69167921221337347310 ~1995
691699791383399599 ~1992
691702191383404399 ~1992
691709991383419999 ~1992
691724031383448079 ~1992
691732195533857539 ~1994
2212
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25-04-13