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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
26367479527349598 ~1989
263677097910312719 ~1992
26367779527355598 ~1989
26367983527359678 ~1989
263681512109452099 ~1990
26368451527369038 ~1989
26368763527375278 ~1989
26368871527377438 ~1989
26368943527378878 ~1989
26369039527380798 ~1989
26369723527394478 ~1989
26369831527396638 ~1989
26370083527401678 ~1989
26370143527402878 ~1989
263703912637039119 ~1991
263710011582260079 ~1990
263711872109694979 ~1990
26371187131855935110
26371451527429038 ~1989
26371463527429278 ~1989
26371511527430238 ~1989
26371739527434798 ~1989
263719731582318399 ~1990
263723712637237119 ~1991
26373911527478238 ~1989
Exponent Prime Factor Digits Year
26374391527487838 ~1989
263745011582470079 ~1990
26374559527491198 ~1989
26375003527500078 ~1989
26375603527512078 ~1989
26376131527522638 ~1989
26376557416749600710 ~1994
26376659527533198 ~1989
26376803527536078 ~1989
263776672110213379 ~1990
26377679527553598 ~1989
263776791883366280711
26377919527558398 ~1989
26378123527562478 ~1989
263782492110259939 ~1990
26379323527586478 ~1989
263799072637990719 ~1991
26379959527599198 ~1989
26380031527600638 ~1989
263800498441615699 ~1992
263802196331252579 ~1992
26380283527605678 ~1989
26380499527609998 ~1989
26380619527612398 ~1989
263806871181854777711 ~1995
Exponent Prime Factor Digits Year
263809794748576239 ~1991
263816572110532579 ~1990
26381843527636878 ~1989
26382491527649838 ~1989
26383223527664478 ~1989
26383271527665438 ~1989
26383463527669278 ~1989
26383499527669998 ~1989
26383631527672638 ~1989
26383919110812459910 ~1992
263844171583065039 ~1990
26384471527689438 ~1989
26385179527703598 ~1989
26385323527706478 ~1989
26385431527708638 ~1989
26385731527714638 ~1989
26386271527725438 ~1989
26386403527728078 ~1989
263864274749556879 ~1991
26386523527730478 ~1989
26386583527731678 ~1989
26387183527743678 ~1989
26387243527744878 ~1989
263873112638731119 ~1991
26387639527752798 ~1989
Exponent Prime Factor Digits Year
26387843527756878 ~1989
26388023527760478 ~1989
263881211583287279 ~1990
26388331110830990310 ~1992
263885812111086499 ~1990
263888232638882319 ~1991
263895771583374639 ~1990
26390459527809198 ~1989
26390999527819998 ~1989
26391383527827678 ~1989
26391671527833438 ~1989
26391719527834398 ~1989
26391983527839678 ~1989
26392139527842798 ~1989
26392319527846398 ~1989
26392979527859598 ~1989
26394551527891038 ~1989
263948331583689999 ~1990
26394983527899678 ~1989
263963531583781199 ~1990
26396879527937598 ~1989
26396963527939278 ~1989
263970371583822239 ~1990
263977392639773919 ~1991
263980512639805119 ~1991
1687
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25-12-14