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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
647401757517921405710 ~2001
647404229906365920710 ~2002
647429591129485918310 ~2000
647449021388469412710 ~2001
647457143129491428710 ~2000
647466119129493223910 ~2000
647472131129494426310 ~2000
647486159129497231910 ~2000
647509829906513760710 ~2002
647515559129503111910 ~2000
647581691129516338310 ~2000
647582543129516508710 ~2000
647608177388564906310 ~2001
647615273388569163910 ~2001
647623871129524774310 ~2000
647644139129528827910 ~2000
647653823129530764710 ~2000
647671847518137477710 ~2001
647695871129539174310 ~2000
6477066731036330676911 ~2002
647718983129543796710 ~2000
647719199129543839910 ~2000
647733341388640004710 ~2001
647738407647738407110 ~2002
647747783129549556710 ~2000
Exponent Prime Factor Digits Year
647755133388653079910 ~2001
647827403129565480710 ~2000
647833031129566606310 ~2000
647834879129566975910 ~2000
647837483129567496710 ~2000
647843951129568790310 ~2000
647848511129569702310 ~2000
647864291129572858310 ~2000
647892863129578572710 ~2000
647909303129581860710 ~2000
647990723129598144710 ~2000
647990771129598154310 ~2000
648001391129600278310 ~2000
648001997388801198310 ~2001
648016091129603218310 ~2000
648023429907232800710 ~2002
648024257388814554310 ~2001
648051637388830982310 ~2001
648062399129612479910 ~2000
648075563129615112710 ~2000
648085859129617171910 ~2000
648125279129625055910 ~2000
648128113388876867910 ~2001
648130883129626176710 ~2000
648148379129629675910 ~2000
Exponent Prime Factor Digits Year
648155363129631072710 ~2000
648160367518528293710 ~2001
648202559129640511910 ~2000
648211979129642395910 ~2000
648221291129644258310 ~2000
648282449907595428710 ~2002
648287291129657458310 ~2000
648302339129660467910 ~2000
648305219129661043910 ~2000
648328979518663183310 ~2001
648336911129667382310 ~2000
648390731518712584910 ~2001
648432971129686594310 ~2000
648433151518746520910 ~2001
648462053907846874310 ~2002
648474587518779669710 ~2001
648525617389115370310 ~2001
648526979129705395910 ~2000
648559811129711962310 ~2000
648569459129713891910 ~2000
648588191129717638310 ~2000
648589001389153400710 ~2001
648589439129717887910 ~2000
648595151129719030310 ~2000
648601511129720302310 ~2000
Exponent Prime Factor Digits Year
648670703129734140710 ~2000
6486958371556870008911 ~2002
648708701389225220710 ~2001
648739631129747926310 ~2000
648772051648772051110 ~2002
648787343129757468710 ~2000
648793391129758678310 ~2000
648802631129760526310 ~2000
648824831129764966310 ~2000
648832763129766552710 ~2000
648841003648841003110 ~2002
6488583493114520075311 ~2003
648880619129776123910 ~2000
648888899129777779910 ~2000
648894611129778922310 ~2000
648918059129783611910 ~2000
648920231129784046310 ~2000
648924491129784898310 ~2000
648928799519143039310 ~2001
648954739648954739110 ~2002
648970499129794099910 ~2000
648975497389385298310 ~2001
648989219129797843910 ~2000
648999371129799874310 ~2000
649009451129801890310 ~2000
3305
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25-05-04