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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
28324883566497678 ~1989
28324931566498638 ~1989
283253571699521439 ~1990
28325543566510878 ~1989
28325579566511598 ~1989
28325821130298776710 ~1993
28326251566525038 ~1989
28327391566547838 ~1989
28327979566559598 ~1989
28328123566562478 ~1989
283284736232264079 ~1992
28328831566576638 ~1989
28328843566576878 ~1989
28329299566585998 ~1989
28329419566588398 ~1989
28330019566600398 ~1989
28330943566618878 ~1989
28331279566625598 ~1989
28331291566625838 ~1989
283316692266533539 ~1991
28331819566636398 ~1989
28331951566639038 ~1989
28332071566641438 ~1989
28332539566650798 ~1989
28332611566652238 ~1989
Exponent Prime Factor Digits Year
28333523566670478 ~1989
28335623566712478 ~1989
28336439566728798 ~1989
28336559566731198 ~1989
28336751566735038 ~1989
283369392833693919 ~1991
283375493967256879 ~1991
28338071566761438 ~1989
28338143566762878 ~1989
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
Exponent Prime Factor Digits Year
28342679566853598 ~1989
283427812267422499 ~1991
28343099566861998 ~1989
283431432834314319 ~1991
28343543566870878 ~1989
28343891566877838 ~1989
28344191566883838 ~1989
28344359566887198 ~1989
28344731566894638 ~1989
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
28353029221153626310 ~1993
Exponent Prime Factor Digits Year
283532891219191427111 ~1995
28353551567071038 ~1989
28353971567079438 ~1989
28354379567087598 ~1989
283546032835460319 ~1991
28355531567110638 ~1989
28355627754259678310 ~1994
28355843567116878 ~1989
283558634536938099 ~1991
283558919073885139 ~1992
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
1673
GIMPS The Prime Pages FactorDb.com
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25-04-13