Home e-mail
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
297357383713657719310 ~2000
2973620635947241279 ~1997
2973626035947252079 ~1997
2973637435947274879 ~1997
2973652795947305599 ~1997
2973694195947388399 ~1997
2973759715947519439 ~1997
2973801835947603679 ~1997
2973821035947642079 ~1997
2973865435947730879 ~1997
2973913435947826879 ~1997
2973954715947909439 ~1997
2974046035948092079 ~1997
297420377237936301710 ~1999
2974307995948615999 ~1997
2974329235948658479 ~1997
2974392115948784239 ~1997
2974427035948854079 ~1997
2974440715948881439 ~1997
2974505395949010799 ~1997
2974917835949835679 ~1997
2974926595949853199 ~1997
2975007835950015679 ~1997
297510757178506454310 ~1998
297515377178509226310 ~1998
Exponent Prime Factor Digits Year
297516853476026964910 ~1999
2975216395950432799 ~1997
2975290315950580639 ~1997
297531847476050955310 ~1999
2975349595950699199 ~1997
2975446195950892399 ~1997
297557773178534663910 ~1998
297562277238049821710 ~1999
2975627172618551909711 ~2001
2975650915951301839 ~1997
2975775235951550479 ~1997
2975901715951803439 ~1997
2975933395951866799 ~1997
2976215035952430079 ~1997
2976299635952599279 ~1997
2976345235952690479 ~1997
2976599635953199279 ~1997
2976636835953273679 ~1997
2976714835953429679 ~1997
2976900835953801679 ~1997
2977056715954113439 ~1997
2977100515954201039 ~1997
2977174195954348399 ~1997
2977552315955104639 ~1997
2977610635955221279 ~1997
Exponent Prime Factor Digits Year
2977675315955350639 ~1997
297767549238214039310 ~1999
2977718635955437279 ~1997
2977875595955751199 ~1997
2977897435955794879 ~1997
2977960435955920879 ~1997
2978021395956042799 ~1997
2978039635956079279 ~1997
2978093395956186799 ~1997
2978164795956329599 ~1997
2978204995956409999 ~1997
297822713178693627910 ~1998
2978274595956549199 ~1997
297831719238265375310 ~1999
2978378035956756079 ~1997
2978394715956789439 ~1997
2978408635956817279 ~1997
2978609035957218079 ~1997
297862519297862519110 ~1999
2978646835957293679 ~1997
2978649235957298479 ~1997
2978683915957367839 ~1997
2978738995957477999 ~1997
297875911476601457710 ~1999
2978778835957557679 ~1997
Exponent Prime Factor Digits Year
297879011238303208910 ~1999
2978808835957617679 ~1997
2979074515958149039 ~1997
297908797178745278310 ~1998
297912577178747546310 ~1998
297918527536253348710 ~2000
2979242395958484799 ~1997
2979330715958661439 ~1997
2979456715958913439 ~1997
2979546235959092479 ~1997
2979681235959362479 ~1997
297970097178782058310 ~1998
297982903297982903110 ~1999
298000141178800084710 ~1998
298000741178800444710 ~1998
2980067395960134799 ~1997
2980069795960139599 ~1997
2980135915960271839 ~1997
298014949715235877710 ~2000
298018229238414583310 ~1999
2980196995960393999 ~1997
2980290595960581199 ~1997
298029181178817508710 ~1998
298031257178818754310 ~1998
2980347715960695439 ~1997
2940
GIMPS The Prime Pages FactorDb.com
Home
4.724.182 digits 		e-mail
25-04-13