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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
159981374799441119 ~1990
15998197959891838 ~1988
159983712879706799 ~1990
15998663319973278 ~1987
159986691279893539 ~1989
15999251319985038 ~1987
15999383319987678 ~1987
15999419319988398 ~1987
15999551319991038 ~1987
16000511320010238 ~1987
16001159320023198 ~1987
16001171320023438 ~1987
160012318000615519 ~1991
16001593960095598 ~1988
160016811280134499 ~1989
160018015120576339 ~1990
160022991280183939 ~1989
16002803320056078 ~1987
16003343320066878 ~1987
16003391320067838 ~1987
16004741960284478 ~1988
160048191280385539 ~1989
16005001960300078 ~1988
16005023320100478 ~1987
160058391280467139 ~1989
Exponent Prime Factor Digits Year
160058597682812339 ~1991
160060495121935699 ~1990
16006499320129998 ~1987
160065532240917439 ~1989
16006937960416238 ~1988
160070831600708319 ~1989
16007483320149678 ~1987
160077431600774319 ~1989
160080111280640899 ~1989
16008071320161438 ~1987
16008743320174878 ~1987
16009043320180878 ~1987
16009139320182798 ~1987
160091939925699679 ~1991
160093872881689679 ~1990
16010473960628398 ~1988
16010759320215198 ~1987
16010903320218078 ~1987
16011251320225038 ~1987
16011503320230078 ~1987
16011701960702078 ~1988
16011923320238478 ~1987
16012319320246398 ~1987
16012499320249998 ~1987
16012679320253598 ~1987
Exponent Prime Factor Digits Year
16013279320265598 ~1987
16013351320267038 ~1987
16013363320267278 ~1987
16013999320279998 ~1987
16014023320280478 ~1987
16014431320288638 ~1987
16015319320306398 ~1987
16015799320315998 ~1987
16016459320329198 ~1987
160164591281316739
16016471320329438 ~1987
16016939320338798 ~1987
16017191320343838 ~1987
16017301961038078 ~1988
16017923320358478 ~1987
16018043320360878 ~1987
160182291281458339 ~1989
160185711281485699 ~1989
16019123320382478 ~1987
16019173961150398 ~1988
16019461961167678 ~1988
160196692242753679 ~1989
16020419320408398 ~1987
16020503320410078 ~1987
16021331320426638 ~1987
Exponent Prime Factor Digits Year
16021751320435038 ~1987
16021919320438398 ~1987
16022243320444878 ~1987
16022579320451598 ~1987
160229711602297119 ~1989
160229716409188419
16023011320460238 ~1987
16023671320473438 ~1987
16024103320482078 ~1987
160241214807236319 ~1990
16024139320482798 ~1987
160242432563878899 ~1989
16024511320490238 ~1987
16024919320498398 ~1987
16025039320500798 ~1987
16025057961503438 ~1988
16025351320507038 ~1987
160256572243591999 ~1989
16025843320516878 ~1987
16025879320517598 ~1987
160261872564189939 ~1989
160264631602646319 ~1989
16026599320531998 ~1987
16027499320549998 ~1987
16027943320558878 ~1987
1285
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25-06-08