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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
15278759305575198 ~1987
15278821916729278 ~1988
15279479305589598 ~1987
15279611305592238 ~1987
15279851305597038 ~1987
15279871110015071310 ~1991
152802891222423139 ~1989
15280319305606398 ~1987
15280619305612398 ~1987
15280631305612638 ~1987
15280697916841838 ~1988
152807231528072319 ~1989
15281471305629438 ~1987
15282383305647678 ~1987
15282481916948878 ~1988
15282713916962798 ~1988
15282803305656078 ~1987
15283579272047706310 ~1992
15284603305692078 ~1987
152851191222809539 ~1989
15285299305705998 ~1987
15285311305706238 ~1987
15285923305718478 ~1987
15285971305719438 ~1987
15286121917167278 ~1988
Exponent Prime Factor Digits Year
15286499305729998 ~1987
15286571305731438 ~1987
15286919305738398 ~1987
152871132445938099 ~1989
152871711222973699 ~1989
15287339305746798 ~1987
15287351305747038 ~1987
15287543305750878 ~1987
15287579305751598 ~1987
152878511528785119 ~1989
152879772446076339 ~1989
15288577917314638 ~1988
15288803305776078 ~1987
152888692140441679 ~1989
15289019305780398 ~1987
152891211223129699 ~1989
152892073669409699 ~1990
15289559305791198 ~1987
15289751305795038 ~1987
15290113146785084910 ~1991
15290201917412078 ~1988
15290393917423598 ~1988
15290399305807998 ~1987
15290591305811838 ~1987
15290771305815438 ~1987
Exponent Prime Factor Digits Year
15290783305815678 ~1987
15291533917491998 ~1988
15291539305830798 ~1987
15292031305840638 ~1987
15292499305849998 ~1987
15292943305858878 ~1987
15293039305860798 ~1987
152931411223451299 ~1989
15293303305866078 ~1987
152939094894050899 ~1990
152940534588215919 ~1990
15294683305893678 ~1987
15295211305904238 ~1987
15295331305906638 ~1987
15295523305910478 ~1987
15295739305914798 ~1987
15296579305931598 ~1987
15296581917794878 ~1988
15296641917798478 ~1988
152967072753407279 ~1989
15296921917815278 ~1988
152972111529721119 ~1989
152974791223798339 ~1989
15297563305951278 ~1987
15297851305957038 ~1987
Exponent Prime Factor Digits Year
15298331305966638 ~1987
15298463305969278 ~1987
15298499305969998 ~1987
15298511305970238 ~1987
152989014589670319 ~1990
15299159305983198 ~1987
152991591223932739
15299279305985598 ~1987
15299423305988478 ~1987
15299831305996638 ~1987
15299917917995038 ~1988
15299951305999038 ~1987
15300611306012238 ~1987
15301043306020878 ~1987
15301151306023038 ~1987
153013733672329539 ~1990
15301439306028798 ~1987
15301633918097998 ~1988
153018732448299699 ~1989
15302351306047038 ~1987
153028791224230339 ~1989
15303023306060478 ~1987
15303143306062878 ~1987
15303191306063838 ~1987
153037671224301379 ~1989
1264
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25-07-08