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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
11126173667570398 ~1987
11126471222529438 ~1986
11126617667597038 ~1987
11127023222540478 ~1986
11127059222541198 ~1986
11127241667634478 ~1987
111273797121522579 ~1990
11127563222551278 ~1986
111275691557859679 ~1988
11127997667679838 ~1987
11128031222560638 ~1986
111282773338483119 ~1989
11128441667706478 ~1987
111284593783676079 ~1989
11128739222574798 ~1986
11128763222575278 ~1986
11128811222576238 ~1986
11129141890331298 ~1988
11129333667759998 ~1987
11129603222592078 ~1986
111298131558173839 ~1988
11130083222601678 ~1986
11130157667809438 ~1987
11130193667811598 ~1987
11130683222613678 ~1986
Exponent Prime Factor Digits Year
11130761667845678 ~1987
11130913667854798 ~1987
11131163222623278 ~1986
11131187890494978 ~1988
111312311780996979 ~1988
11131271222625438 ~1986
11131391222627838 ~1986
11131553667893198 ~1987
11131741667904478 ~1987
11131979222639598 ~1986
11132113667926798 ~1987
11132159890572738 ~1988
11132393667943598 ~1987
11132453667947198 ~1987
11132783222655678 ~1986
11132837667970238 ~1987
11132903222658078 ~1986
111330071113300719 ~1988
11133191222663838 ~1986
111331915343931699
11133203222664078 ~1986
11133217667993038 ~1987
111332578683940479 ~1990
11133347890667778 ~1988
11133539222670798 ~1986
Exponent Prime Factor Digits Year
11133719222674398 ~1986
11133917149194487910 ~1991
11133961668037678 ~1987
11134043222680878 ~1986
111343076235211939 ~1990
11134633668077998 ~1987
11134943222698878 ~1986
11135161668109678 ~1987
11135219222704398 ~1986
11135401668124078 ~1987
11135437668126238 ~1987
11135471222709438 ~1986
11135963222719278 ~1986
111360191113601919 ~1988
111360531559047439 ~1988
11136341668180478 ~1987
111366171559126399 ~1988
11136803222736078 ~1986
11137501668250078 ~1987
11137631222752638 ~1986
11137697668261838 ~1987
11137733668263998 ~1987
11137799222755998 ~1986
11137823222756478 ~1986
11137859222757198 ~1986
Exponent Prime Factor Digits Year
11137877668272638 ~1987
111379815123471279 ~1989
11138033668281998 ~1987
111380331559324639
11138423222768478 ~1986
11138651222773038 ~1986
11138843222776878 ~1986
11138999891119938 ~1988
11139203222784078 ~1986
11139839222796798 ~1986
11139851222797038 ~1986
11139959222799198 ~1986
111400212450804639 ~1989
11140093668405598 ~1987
111401831114018319 ~1988
11140357668421438 ~1987
11140421668425278 ~1987
11140477668428638 ~1987
11140511222810238 ~1986
11140541668432478 ~1987
111407092673770179 ~1989
111410471782567539 ~1988
11141159891292738 ~1988
11141237891298978 ~1988
11141243222824878 ~1986
1128
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26-03-15