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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
23072999461459998 ~1989
230733591845868739 ~1990
23073503461470078 ~1989
23073983461479678 ~1989
23074283461485678 ~1989
230743931384463599 ~1990
230745771845966179 ~1990
23074619461492398 ~1989
230754912307549119 ~1990
23075711461514238 ~1989
230757131384542799 ~1990
230758671846069379 ~1990
23076719461534398 ~1989
23076983461539678 ~1989
23077139461542798 ~1989
23077163461543278 ~1989
23077511461550238 ~1989
23077583461551678 ~1989
230779611384677679 ~1990
23078063461561278 ~1989
23078123461562478 ~1989
23078963129242192910 ~1992
23079071461581438 ~1989
23079299461585998 ~1989
23079359461587198 ~1989
Exponent Prime Factor Digits Year
230798691846389539 ~1990
230801811384810879 ~1990
23080559461611198 ~1989
23080643461612878 ~1989
23081039461620798 ~1989
230817411384904479 ~1990
23081951461639038 ~1989
23082263461645278 ~1989
23082743461654878 ~1989
23083211461664238 ~1989
230837571385025439 ~1990
23084339461686798 ~1989
23084423461688478 ~1989
23084879461697598 ~1989
23085383461707678 ~1989
230854811385128879 ~1990
23085659461713198 ~1989
230858332894963458311 ~1995
230867713693883379 ~1991
23086991461739838 ~1989
23087111461742238 ~1989
23087123484829583110 ~1993
23087159461743198 ~1989
230873331385239999 ~1990
230877731385266399 ~1990
Exponent Prime Factor Digits Year
23088083461761678 ~1989
230881671847053379 ~1990
230883471847067779 ~1990
23088503461770078 ~1989
23088563461771278 ~1989
23088731461774638 ~1989
23088899461777998 ~1989
23089103461782078 ~1989
23089463461789278 ~1989
23089751461795038 ~1989
230898971385393839 ~1990
23089919461798398 ~1989
23090531461810638 ~1989
23090603461812078 ~1989
23090663461813278 ~1989
23090843461816878 ~1989
23091371461827438 ~1989
230914931385489599 ~1990
230921411385528479 ~1990
23092871461857438 ~1989
23093111461862238 ~1989
23093243461864878 ~1989
23093363461867278 ~1989
230935571385613439 ~1990
23093723461874478 ~1989
Exponent Prime Factor Digits Year
23094059461881198 ~1989
23094359461887198 ~1989
230944131385664799 ~1990
23094503461890078 ~1989
23094563461891278 ~1989
23094971461899438 ~1989
23094983461899678 ~1989
23095211461904238 ~1989
23095453106239083910 ~1992
23095463461909278 ~1989
230959371385756239 ~1990
23096159461923198 ~1989
23096231461924638 ~1989
23096351461927038 ~1989
230964171847713379 ~1990
23096483461929678 ~1989
230965514157379199 ~1991
23096663461933278 ~1989
230971971385831839 ~1990
23097839461956798 ~1989
23098391461967838 ~1989
23098403461968078 ~1989
230985411385912479 ~1990
23098763461975278 ~1989
23098919461978398 ~1989
1591
GIMPS The Prime Pages FactorDb.com
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26-01-11