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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
27150023543000478 ~1989
271505771629034639 ~1990
27150923543018478 ~1989
27151739543034798 ~1989
27152003543040078 ~1989
271520931629125599 ~1990
27152711543054238 ~1989
27153083543061678 ~1989
27153839543076798 ~1989
27154331543086638 ~1989
27154511543090238 ~1989
27155951543119038 ~1989
27156323543126478 ~1989
27156359543127198 ~1989
271565336517567939 ~1992
271565411629392479 ~1990
27156611543132238 ~1989
27156971543139438 ~1989
271579032715790319 ~1991
27157979543159598 ~1989
27158063543161278 ~1989
27158303543166078 ~1989
27158459543169198 ~1989
27158711543174238 ~1989
271592392172739139 ~1991
Exponent Prime Factor Digits Year
27159383543187678 ~1989
271593976518255299 ~1992
27159851543197038 ~1989
27159959543199198 ~1989
27160103543202078 ~1989
27160151543203038 ~1989
271601811629610879 ~1990
271603331629619999 ~1990
27160643543212878 ~1989
27161111543222238 ~1989
27161243543224878 ~1989
27161339543226798 ~1989
27161411543228238 ~1989
27161591543231838 ~1989
27161759543235198 ~1989
271620411629722479 ~1990
27162539543250798 ~1989
27162731543254638 ~1989
271631811629790879 ~1990
27163319543266398 ~1989
27163583543271678 ~1989
27164363543287278 ~1989
27164831543296638 ~1989
27164843543296878 ~1989
271649895976297599 ~1992
Exponent Prime Factor Digits Year
27165179543303598 ~1989
27165731543314638 ~1989
271658992173271939 ~1991
271663672173309379 ~1991
27166631543332638 ~1989
27166871543337438 ~1989
271670834346733299 ~1991
27167183543343678 ~1989
271674171630045039 ~1990
27167603543352078 ~1989
27167771543355438 ~1989
271677714890198799
271678011630068079 ~1990
27167951543359038 ~1989
271679571630077439 ~1990
27168419543368398 ~1989
27168671543373438 ~1989
271688571630131439 ~1990
27168863543377278 ~1989
27168923543378478 ~1989
27169091543381838 ~1989
27169379543387598 ~1989
27170243543404878 ~1989
27170639543412798 ~1989
27172583543451678 ~1989
Exponent Prime Factor Digits Year
27172643543452878 ~1989
27173339543466798 ~1989
27173519543470398 ~1989
27173579543471598 ~1989
27173831543476638 ~1989
27173963543479278 ~1989
27174071543481438 ~1989
27174599543491998 ~1989
27175451543509038 ~1989
27175619543512398 ~1989
27176843543536878 ~1989
27177119543542398 ~1989
27177599543551998 ~1989
27177803543556078 ~1989
27177911543558238 ~1989
271780612174244899 ~1991
27178523543570478 ~1989
27178799543575998 ~1989
27179459543589198 ~1989
27179759543595198 ~1989
27179879543597598 ~1989
27179903543598078 ~1989
27180371543607438 ~1989
27180479114158011910 ~1992
27181139543622798 ~1989
1645
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25-05-04