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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
44493731889874638 ~1991
44493899889877998 ~1991
44494283889885678 ~1991
444944412669666479 ~1992
44495459889909198 ~1991
444966113559728899 ~1992
44496923889938478 ~1991
44498819889976398 ~1991
44499239889984798 ~1991
44499551889991038 ~1991
44500229213601099310 ~1994
445006612670039679 ~1992
44501003890020078 ~1991
44502131890042638 ~1991
44503499890069998 ~1991
44505977106814344910 ~1993
44507051890141038 ~1991
44507483890149678 ~1991
44508179890163598 ~1991
44508239890164798 ~1991
445092074450920719 ~1992
44510159890203198 ~1991
44511419890228398 ~1991
445116173560929379 ~1992
44511683890233678 ~1991
Exponent Prime Factor Digits Year
44512283890245678 ~1991
445125412670752479 ~1992
44512691890253838 ~1991
44512703890254078 ~1991
44514383890287678 ~1991
445150994451509919 ~1992
44515259890305198 ~1991
44516831890336638 ~1991
44516963890339278 ~1991
44520023890400478 ~1991
44520251890405038 ~1991
44520313311642191110 ~1995
44520419890408398 ~1991
44520659890413198 ~1991
44521091890421838 ~1991
44521391890427838 ~1991
44523371890467438 ~1991
445243517123896179 ~1993
44524451890489038 ~1991
44524643890492878 ~1991
44525843890516878 ~1991
44525863106862071310 ~1993
445264994452649919 ~1992
445266732671600399 ~1992
445267073562136579 ~1992
Exponent Prime Factor Digits Year
44528051890561038 ~1991
44528171890563438 ~1991
44530331890606638 ~1991
44530439890608798 ~1991
445308412671850479 ~1992
44530859890617198 ~1991
445310572671863439 ~1992
44531999890639998 ~1991
44532017249379295310 ~1994
44532863890657278 ~1991
445328834453288319 ~1992
445340594453405919 ~1992
44534219890684398 ~1991
445348517125576179 ~1993
44535311890706238 ~1991
44537231890744638 ~1991
44537351890747038 ~1991
445384012672304079 ~1992
44538743890774878 ~1991
44539763890795278 ~1991
44539811890796238 ~1991
44540519890810398 ~1991
44540543890810878 ~1991
445410612672463679 ~1992
445428317126852979 ~1993
Exponent Prime Factor Digits Year
44543423890868478 ~1991
44544443890888878 ~1991
445447634454476319 ~1992
44545199890903998 ~1991
44545271890905438 ~1991
44545283890905678 ~1991
445457899800073599 ~1993
44545883890917678 ~1991
44546471890929438 ~1991
44547383890947678 ~1991
44548583890971678 ~1991
445486812672920879 ~1992
44549399890987998 ~1991
44550431891008638 ~1991
445506372673038239 ~1992
445531637128506099 ~1993
44553419891068398 ~1991
44553563891071278 ~1991
445536293564290339 ~1992
44554091891081838 ~1991
44555051891101038 ~1991
44555279891105598 ~1991
44555449106933077710 ~1993
44555639891112798 ~1991
44555999891119998 ~1991
2000
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25-06-08