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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
15928943318578878 ~1987
15929159318583198 ~1987
15929219318584398 ~1987
15929273955756398 ~1988
15929519318590398 ~1987
159295791274366339 ~1989
15929713955782798 ~1988
15929783318595678 ~1987
15929891318597838 ~1987
15930143318602878 ~1987
15930539318610798 ~1987
15930557955833438 ~1988
15931043318620878 ~1987
15931463318629278 ~1987
15931931318638638 ~1987
15932129229422657710 ~1992
15932291318645838 ~1987
15932363318647278 ~1987
159323692230531679 ~1989
15932711318654238 ~1987
15932771318655438 ~1987
159328793823890979 ~1990
15933217955993038 ~1988
15933277200759290310 ~1992
15933299318665998 ~1987
Exponent Prime Factor Digits Year
159338391274707139 ~1989
15933959318679198 ~1987
15933977956038638 ~1988
159342712868168799 ~1990
15934463318689278 ~1987
15934571318691438 ~1987
15934757956085438 ~1988
15935399318707998 ~1987
15935411318708238 ~1987
159354171274833379 ~1989
15935663318713278 ~1987
15935861956151678 ~1988
159373071274984579 ~1989
15937331318746638 ~1987
15937403318748078 ~1987
15937451318749038 ~1987
15937679318753598 ~1987
15937693956261598 ~1988
15937739318754798 ~1987
159379272550068339 ~1989
159379974781399119 ~1990
159380992868857839 ~1990
15938291318765838 ~1987
159383932231375039 ~1989
159385011275080099 ~1989
Exponent Prime Factor Digits Year
15938651318773038 ~1987
15938753956325198 ~1988
15938963318779278 ~1987
15938999318779998 ~1987
15939551318791038 ~1987
15939881956392878 ~1988
15940163318803278 ~1987
15940559318811198 ~1987
15940751318815038 ~1987
15940921956455278 ~1988
15940993956459598 ~1988
15941603318832078 ~1987
159416873826004899 ~1990
15941819318836398 ~1987
15942359318847198 ~1987
15943019318860398 ~1987
15943079318861598 ~1987
159432591275460739 ~1989
15943379318867598 ~1987
159433791275470339
15943463318869278 ~1987
15944111318882238 ~1987
15944231318884638 ~1987
15944339318886798 ~1987
159445271594452719 ~1989
Exponent Prime Factor Digits Year
15944843318896878 ~1987
15945623318912478 ~1987
15945641956738478 ~1988
15945851318917038 ~1987
15945971318919438 ~1987
15946379318927598 ~1987
15946439318928798 ~1987
159468833827251939 ~1990
15947231318944638 ~1987
159473391275787139 ~1989
15947341956840478 ~1988
15947471318949438 ~1987
159475871594758719 ~1989
15947699318953998 ~1987
159482091275856739 ~1989
15948563318971278 ~1987
15948781956926878 ~1988
15948899318977998 ~1987
15949211318984238 ~1987
159492118931558179
15949523318990478 ~1987
15949679318993598 ~1987
15949691318993838 ~1987
159501591276012739 ~1989
15950279319005598 ~1987
1328
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25-12-14