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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
16290203325804078 ~1987
162905231629052319 ~1989
162905591629055919 ~1989
16290731325814638 ~1987
162909291303274339 ~1989
16291421977485278 ~1988
16291799325835998 ~1987
162921171303369379 ~1989
162923271303386179 ~1989
16292351325847038 ~1987
162925015213600339 ~1990
16293143325862878 ~1987
16293311325866238 ~1987
16293553977613198 ~1988
162937492281124879 ~1989
16293779325875598 ~1987
16294391325887838 ~1987
162944413584777039 ~1990
16294451325889038 ~1987
16294493977669598 ~1988
16294919325898398 ~1987
16294931325898638 ~1987
162950511303604099 ~1989
16295117977707038 ~1988
16295759325915198 ~1987
Exponent Prime Factor Digits Year
162958031629580319 ~1989
16295833456283324110 ~1993
16296023325920478 ~1987
16296491325929838 ~1987
16296671325933438 ~1987
162969411303755299 ~1989
162969471303755779 ~1989
16297019325940398 ~1987
16297691325953838 ~1987
16297717977863038 ~1988
16297751325955038 ~1987
16297993977879598 ~1988
16298123325962478 ~1987
16298873977932398 ~1988
16299323325986478 ~1987
162999311629993119 ~1989
16300057978003438 ~1988
16301111326022238 ~1987
16301471326029438 ~1987
16302659326053198 ~1987
163026911630269119 ~1989
16303103326062078 ~1987
16303211326064238 ~1987
16303271326065438 ~1987
16303403326068078 ~1987
Exponent Prime Factor Digits Year
16303453978207198 ~1988
16303559326071198 ~1987
163039491304315939 ~1989
16304303326086078 ~1987
16304663326093278 ~1987
163047591304380739 ~1989
16305203326104078 ~1987
16305251326105038 ~1987
16305683326113678 ~1987
16306079326121598 ~1987
16306127355473568710 ~1992
163062711304501699 ~1989
16306481978388878 ~1988
16306523326130478 ~1987
16306679326133598 ~1987
163072791304582339 ~1989
16307329195687948110 ~1992
16307939326158798 ~1987
16308217978493038 ~1988
16308359326167198 ~1987
16308373978502398 ~1988
16308443326168878 ~1987
16309031326180638 ~1987
16309823326196478 ~1987
163102191304817539 ~1989
Exponent Prime Factor Digits Year
16310761978645678 ~1988
16310891326217838 ~1987
16311371326227438 ~1987
163115091304920739 ~1989
16311791326235838 ~1987
16312139326242798 ~1987
163123275546191199 ~1990
163127871305022979 ~1989
16312871326257438 ~1987
16313021978781278 ~1988
16313293978797598 ~1988
16313483326269678 ~1987
163139091305112739 ~1989
16313917978835038 ~1988
16314971326299438 ~1987
16315031326300638 ~1987
16315333978919998 ~1988
163157591631575919 ~1989
163163591631635919 ~1989
16316569166429003910 ~1991
163167711305341699 ~1989
16316933979015998 ~1988
163170891305367139 ~1989
163173613589819439 ~1990
16317443326348878 ~1987
1287
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25-05-04