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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
27015419540308398 ~1989
270156314322500979 ~1991
270158512161268099 ~1990
270158933782225039 ~1991
27016163540323278 ~1989
270165472161323779 ~1990
270166992701669919 ~1991
27017219540344398 ~1989
270172196484132579
27017759540355198 ~1989
27017999540359998 ~1989
27018119540362398 ~1989
27018311540366238 ~1989
27018851540377038 ~1989
27019703540394078 ~1989
27020303540406078 ~1989
27020639540412798 ~1989
27020771540415438 ~1989
27021311540426238 ~1989
27021443540428878 ~1989
27022213189155491110 ~1993
270225611621353679 ~1990
27022799540455998 ~1989
270230211621381279 ~1990
27023231540464638 ~1989
Exponent Prime Factor Digits Year
27024071540481438 ~1989
27025003113505012710 ~1992
27025079540501598 ~1989
270253018648096339 ~1992
270272112702721119 ~1991
27027419540548398 ~1989
27027503540550078 ~1989
27027683540553678 ~1989
27028103540562078 ~1989
270292211621753279 ~1990
27029339540586798 ~1989
270295032702950319 ~1991
270298872702988719 ~1991
270308112703081119 ~1991
27030959281121973710 ~1993
27031211540624238 ~1989
27031223540624478 ~1989
27031379540627598 ~1989
27031583540631678 ~1989
27032051540641038 ~1989
27032111540642238 ~1989
27032339540646798 ~1989
27033299540665998 ~1989
270333432703334319 ~1991
27033491540669838 ~1989
Exponent Prime Factor Digits Year
270336192703361919 ~1991
27033899540677998 ~1989
27033911540678238 ~1989
27034151540683038 ~1989
27034439540688798 ~1989
27034523540690478 ~1989
270349331622095999 ~1990
27035399540707998 ~1989
27035843540716878 ~1989
270360772162886179 ~1990
27037319540746398 ~1989
27037331540746638 ~1989
27037739540754798 ~1989
27038519540770398 ~1989
27038591540771838 ~1989
27038723540774478 ~1989
270394971622369839 ~1990
27039599540791998 ~1989
270397032703970319 ~1991
27039791540795838 ~1989
27039839540796798 ~1989
27040631540812638 ~1989
27040763540815278 ~1989
270409912163279299 ~1990
27041039540820798 ~1989
Exponent Prime Factor Digits Year
270410411622462479 ~1990
27041291540825838 ~1989
27041771540835438 ~1989
27041831540836638 ~1989
27042419540848398 ~1989
27044351540887038 ~1989
27044651540893038 ~1989
27044879540897598 ~1989
27044903540898078 ~1989
270453531622721199 ~1990
27045611540912238 ~1989
27046199540923998 ~1989
27046559540931198 ~1989
27046619540932398 ~1989
27046751540935038 ~1989
270471173786596399 ~1991
27047243540944878 ~1989
27047519540950398 ~1989
27047591540951838 ~1989
270475912163807299
270477292163818339 ~1990
27047759540955198 ~1989
27048551540971038 ~1989
27048611540972238 ~1989
27049259540985198 ~1989
1641
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25-05-04