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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.
Exp. Prime Factor Digits Year
5189339934081038 ~1986
5189357311361438 ~1985
5189567415165378 ~1985
5189623830339698 ~1986
5189711103794238 ~1983
5189939103798798 ~1983
5189957311397438 ~1985
5189957103799140110
5190319519031918 ~1985
5190587934305678 ~1986
5190611103812238 ~1983
5190863103817278 ~1983
51911411557342319 ~1986
5191213311472798 ~1985
5191247415299778 ~1985
5191331103826638 ~1983
51913633737781379 ~1987
5191603519160318 ~1985
5191799103835998 ~1983
5191943103838878 ~1983
51921677061347139 ~1988
5192219415377538 ~1985
51923112492309299 ~1987
5192483103849678 ~1983
5192657415412578 ~1985
Exp. Prime Factor Digits Year
5192669726973678 ~1986
5192699103853998 ~1983
5192699415415938
51928133219544079 ~1987
51930491142470799 ~1986
5193107415448578 ~1985
5193299103865998 ~1983
5193613311616798 ~1985
5193977415518178 ~1985
5194093311645598 ~1985
51942791246626979 ~1986
5194361415548898 ~1985
5194549165186658310 ~1989
5194697311681838 ~1985
5194921311695278 ~1985
5194951519495118 ~1985
5194991103899838 ~1983
5195369415629538 ~1985
5195501415640098 ~1985
5195639103912798 ~1983
5195653127813063910 ~1989
5195831103916638 ~1983
5195887519588718 ~1985
51958992078359619 ~1987
5195903103918078 ~1983
Exp. Prime Factor Digits Year
51961572390232239 ~1987
5196293311777598 ~1985
5196361311781678 ~1985
5196479103929598 ~1983
5196563103931278 ~1983
5196701311802078 ~1985
5196839103936798 ~1983
5197067415765378 ~1985
5197183519718318 ~1985
5197319103946398 ~1983
5197403103948078 ~1983
5197459519745918 ~1985
5197463103949278 ~1983
5197607415808578 ~1985
5197691103953838 ~1983
5197823103956478 ~1983
5198119519811918 ~1985
5198159103963198 ~1983
5198261311895678 ~1985
51983772079350819 ~1987
5198423103968478 ~1983
5198573311914398 ~1985
5198639103972798 ~1983
5198693311921598 ~1985
5198873727842238 ~1986
Exp. Prime Factor Digits Year
5198887831821938 ~1986
5199011103980238 ~1983
5199119103982398 ~1983
5199119935841438
51998097903709699 ~1988
5199959103999198 ~1983
5200159520015918 ~1985
5200379104007598 ~1983
5200379416030338
52004511664144339 ~1986
5200511104010238 ~1983
5200511416040898
5200751416060098 ~1985
5200753312045198 ~1985
52008472600423519 ~1987
5200859104017198 ~1983
52009131248219139 ~1986
52010893328696979 ~1987
5201159104023198 ~1983
52011731144258079 ~1986
5201291104025838 ~1983
5201311520131118 ~1985
5201401312084078 ~1985
5201621312097278 ~1985
5201699104033998 ~1983
711
GIMPS The Prime Pages FactorDb.com
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25-10-26