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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
865943631731887279 ~1993
865963791731927599 ~1993
865972398659723919 ~1995
865975311731950639 ~1993
865983111731966239 ~1993
866022533238924262311 ~1999
866026791732053599 ~1993
866079711732159439 ~1993
866084991732169999 ~1993
86609597207863032910 ~1996
866103831732207679 ~1993
866113911732227839 ~1993
866128316929026499 ~1994
866139591732279199 ~1993
866164431732328879 ~1993
8661667110203443843912 ~2000
86617387207881728910 ~1996
86618767155913780710 ~1995
866197791732395599 ~1993
866214591732429199 ~1993
866238711732477439 ~1993
866253231732506479 ~1993
866269791732539599 ~1993
866279391732558799 ~1993
866314911732629839 ~1993
Exponent Prime Factor Digits Year
866318991732637999 ~1993
866324991732649999 ~1993
86633201259899603110 ~1996
866333031732666079 ~1993
866333991732667999 ~1993
866338431732676879 ~1993
866346591732693199 ~1993
866357273344139062311 ~1999
866359316930874499 ~1994
866373711732747439 ~1993
866379831732759679 ~1993
866389431732778879 ~1993
86639731155951515910 ~1995
866401615198409679 ~1994
866405535198433199 ~1994
866411991732823999 ~1993
866423718664237119 ~1995
866436711732873439 ~1993
866445111732890239 ~1993
866468238664682319 ~1995
86652677259958031110 ~1996
866575311733150639 ~1993
866622591733245199 ~1993
86669291225340156710 ~1996
866694831733389679 ~1993
Exponent Prime Factor Digits Year
866703231733406479 ~1993
866759031733518079 ~1993
866775111733550239 ~1993
866797575200785439 ~1994
866821375200928239 ~1994
866828391733656799 ~1993
866863431733726879 ~1993
866904231733808479 ~1993
866910231733820479 ~1993
866945991733891999 ~1993
866954175201725039 ~1994
866961111733922239 ~1993
866976296935810339 ~1994
866980431733960879 ~1993
866986316935890499 ~1994
866991111733982239 ~1993
867002031734004079 ~1993
86701051156061891910 ~1995
867015918670159119 ~1995
867021015202126079 ~1994
867022431734044879 ~1993
867022791734045599 ~1993
867026991734053999 ~1993
867035631734071279 ~1993
867046431734092879 ~1993
Exponent Prime Factor Digits Year
86706727346826908110 ~1996
867109791734219599 ~1993
867112911734225839 ~1993
867118191734236399 ~1993
867119391734238799 ~1993
867151191734302399 ~1993
867151196937209539
867197991734395999 ~1993
867225111734450239 ~1993
867244791734489599 ~1993
867256431734512879 ~1993
867289911734579839 ~1993
867293391734586799 ~1993
867312015203872079 ~1994
867314396938515139 ~1994
86731487156116676710 ~1995
867356991734713999 ~1993
867425598674255919 ~1995
867426111734852239 ~1993
867443238674432319 ~1995
867446391734892799 ~1993
867458031734916079 ~1993
867464031734928079 ~1993
867518876940150979 ~1994
867530031735060079 ~1993
2549
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26-02-08