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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
8821919176438398 ~1985
8821979176439598 ~1985
8822161529329678 ~1986
8822171176443438 ~1985
8822189705775138 ~1987
88222912823133139 ~1988
8822533529351998 ~1986
8822623882262318 ~1987
8822843176456878 ~1985
8822939176458798 ~1985
8823293529397598 ~1986
88234132647023919 ~1988
8823539176470798 ~1985
8823553529413198 ~1986
8823653529419198 ~1986
8823707705896578 ~1987
88237196529552079 ~1989
8823791176475838 ~1985
8823851176477038 ~1985
88242292117814979 ~1988
8824583176491678 ~1985
8824811176496238 ~1985
8825213529512798 ~1986
8825231176504638 ~1985
8825263882526318 ~1987
Exp. Prime Factor Digits Year
8825321706025698 ~1987
8825543176510878 ~1985
8825561706044898 ~1987
8825651176513038 ~1985
8825819176516398 ~1985
8825891176517838 ~1985
8826019882601918 ~1987
8826221529573278 ~1986
8826253529575198 ~1986
8826371176527438 ~1985
8826593529595598 ~1986
8826793529607598 ~1986
8826899176537998 ~1985
8826977529618638 ~1986
8827103176542078 ~1985
8827391176547838 ~1985
8827691176553838 ~1985
8828063176561278 ~1985
88281911412510579 ~1987
8828279176565598 ~1985
8828381706270498 ~1987
8828471176569438 ~1985
8828639176572798 ~1985
88291432825325779 ~1988
8829257529755438 ~1986
Exp. Prime Factor Digits Year
8829371176587438 ~1985
8829503176590078 ~1985
8829839176596798 ~1985
88298693355350239 ~1988
8830103176602078 ~1985
8830271176605438 ~1985
8830279883027918 ~1987
8830357529821438 ~1986
8830559706444738 ~1987
88305593708834799
8830823176616478 ~1985
8831047883104718 ~1987
8831111176622238 ~1985
8831191883119118 ~1987
8831309706504738 ~1987
8831351176627038 ~1985
8831353529881198 ~1986
8831569167799811110 ~1990
8831783176635678 ~1985
8832149706571938 ~1987
8832203176644078 ~1985
8832431176648638 ~1985
8832497529949838 ~1986
8832521529951278 ~1986
8832581706606498 ~1987
Exp. Prime Factor Digits Year
8832623176652478 ~1985
8832779176655598 ~1985
8832883883288318 ~1987
8833091176661838 ~1985
8833117529987038 ~1986
8833277529996638 ~1986
8833631176672638 ~1985
88345132650353919 ~1988
8834759706780738 ~1987
8835221530113278 ~1986
88352411943753039 ~1988
8835397530123838 ~1986
8835419176708398 ~1985
8835539176710798 ~1985
8835569706845538 ~1987
88355692120536579
8835613530136798 ~1986
8835797706863778 ~1987
8835863176717278 ~1985
8835991883599118 ~1987
8836013190857880910 ~1990
8836043176720878 ~1985
8836337530180238 ~1986
8836391176727838 ~1985
8836403176728078 ~1985
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25-07-08