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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
283381872833818719 ~1991
28338659566773198 ~1989
28338911566778238 ~1989
28339163566783278 ~1989
28339211566784238 ~1989
28339631566792638 ~1989
28340171566803438 ~1989
28340171226721368110
28340831566816638 ~1989
283409592834095919 ~1991
28341419566828398 ~1989
28341563566831278 ~1989
28342103566842078 ~1989
28342211566844238 ~1989
28342283566845678 ~1989
28342403566848078 ~1989
28342679566853598 ~1989
283427812267422499 ~1991
28343099566861998 ~1989
283431432834314319 ~1991
28343543566870878 ~1989
28343891566877838 ~1989
28344191566883838 ~1989
28344359566887198 ~1989
28344731566894638 ~1989
Exponent Prime Factor Digits Year
28346459566929198 ~1989
28346711566934238 ~1989
28347443566948878 ~1989
28347503566950078 ~1989
28348643566972878 ~1989
28348823566976478 ~1989
283490536803772739 ~1992
28349063566981278 ~1989
283492492267939939 ~1991
28349291566985838 ~1989
28349759566995198 ~1989
28350359567007198 ~1989
283514171701085039 ~1990
28352171567043438 ~1989
283529774536476339 ~1991
283532891219191427111 ~1995
28353551567071038 ~1989
28353971567079438 ~1989
28354379567087598 ~1989
283546032835460319 ~1991
28355531567110638 ~1989
28355627754259678310 ~1994
28355843567116878 ~1989
283558634536938099 ~1991
283558919073885139 ~1992
Exponent Prime Factor Digits Year
28357211567144238 ~1989
28357223567144478 ~1989
28357739567154798 ~1989
28357859567157198 ~1989
28357883567157678 ~1989
283581792835817919 ~1991
28358399567167998 ~1989
28359007113436028110 ~1992
28359239567184798 ~1989
28359251567185038 ~1989
28359263567185278 ~1989
28359911567198238 ~1989
283603512836035119 ~1991
28360439567208798 ~1989
28360523567210478 ~1989
28360571567211438 ~1989
28361951567239038 ~1989
28362023567240478 ~1989
28362419567248398 ~1989
28363343567266878 ~1989
283634572269076579 ~1991
28363823567276478 ~1989
283638496240046799 ~1992
28364471567289438 ~1989
28364723567294478 ~1989
Exponent Prime Factor Digits Year
28365191567303838 ~1989
28365959567319198 ~1989
283660675105892079 ~1992
28366511567330238 ~1989
28366763567335278 ~1989
28366979567339598 ~1989
28367099567341998 ~1989
283672915106112399 ~1992
28367639567352798 ~1989
28367939567358798 ~1989
28368419567368398 ~1989
28368479567369598 ~1989
28368643232622872710 ~1993
28368731567374638 ~1989
28369559567391198 ~1989
28369739567394798 ~1989
28370291567405838 ~1989
28370759567415198 ~1989
28371071567421438 ~1989
28371457198600199110 ~1993
28371839567436798 ~1989
28372499567449998 ~1989
283725171702351039 ~1990
28372559567451198 ~1989
28372979567459598 ~1989
1620
GIMPS The Prime Pages FactorDb.com
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24-10-27