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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
225067635401623139 ~1991
22506779450135598 ~1988
225071833601149299 ~1991
225071871800574979 ~1990
225076211350457279 ~1990
22507739450154798 ~1988
22508039450160798 ~1988
22508471450169438 ~1988
22508771450175438 ~1988
225088611350531679 ~1990
22509299450185998 ~1988
22509863450197278 ~1988
22510331450206638 ~1988
22510511450210238 ~1988
22511831450236638 ~1988
22511999450239998 ~1988
22512383450247678 ~1988
22512491450249838 ~1988
225124915853247679
225126912251269119 ~1990
22512911450258238 ~1988
22512923450258478 ~1988
22513391450267838 ~1988
22513583450271678 ~1988
225144171350865039 ~1990
Exponent Prime Factor Digits Year
22514543450290878 ~1988
22514603450292078 ~1988
22514939450298798 ~1988
22515299450305998 ~1988
225153133602450099 ~1991
225153192251531919 ~1990
22515371450307438 ~1988
22515719450314398 ~1988
225160512251605119 ~1990
22516859450337198 ~1988
22517039450340798 ~1988
225172211351033279 ~1990
22517591450351838 ~1988
22517711450354238 ~1988
225180775404338499 ~1991
22518563450371278 ~1988
22518731450374638 ~1988
225188931351133599 ~1990
22518959450379198 ~1988
225193376755801119 ~1991
22519391450387838 ~1988
225197931351187599 ~1990
225198531351191199 ~1990
22519943450398878 ~1988
22520219450404398 ~1988
Exponent Prime Factor Digits Year
22520423450408478 ~1988
225206294954538399 ~1991
22520759450415198 ~1988
225225731351354399 ~1990
225226514054077199 ~1991
22522987954974648910 ~1994
22523219450464398 ~1988
225235371801882979 ~1990
22523843450476878 ~1988
225240531351443199 ~1990
225241491801931939 ~1990
22524179450483598 ~1988
22524263450485278 ~1988
225245995405903779 ~1991
22525103450502078 ~1988
225251037208032979
22525259450505198 ~1988
22526459450529198 ~1988
22526519450530398 ~1988
22527383450547678 ~1988
22527551450551038 ~1988
225280694956175199 ~1991
225286011802288099 ~1990
22528631450572638 ~1988
22528739450574798 ~1988
Exponent Prime Factor Digits Year
22529159450583198 ~1988
22529483450589678 ~1988
22529543450590878 ~1988
225296931351781599 ~1990
225305112253051119 ~1990
22530511148701372710
225306913604910579 ~1991
22530971450619438 ~1988
225316791802534339 ~1990
225317211802537699 ~1990
22531991450639838 ~1988
22532183450643678 ~1988
22532291450645838 ~1988
225323394055821039 ~1991
22532351450647038 ~1988
225327073605233139 ~1991
225329271802634179 ~1990
22533011450660238 ~1988
22533383450667678 ~1988
22533839450676798 ~1988
22534139450682798 ~1988
225343311802746499 ~1990
22534439450688798 ~1988
22534669108166411310 ~1992
22535003450700078 ~1988
1497
GIMPS The Prime Pages FactorDb.com
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25-04-13