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
24998399499967998 ~1989
249985733499800239 ~1991
24998843499976878 ~1989
249990771499944639 ~1990
24999083499981678 ~1989
24999731499994638 ~1989
250000331500001999 ~1990
25000691500013838 ~1989
25001783500035678 ~1989
250018331500109999 ~1990
250019811500118879 ~1990
25002083500041678 ~1989
25002179500043598 ~1989
25002443500048878 ~1989
25002779500055598 ~1989
25003799500075998 ~1989
25004411500088238 ~1989
25004459500089198 ~1989
250045577501367119 ~1992
25004939500098798 ~1989
25005131500102638 ~1989
25005191500103838 ~1989
250053531500321199 ~1990
250055832500558319 ~1990
250058896001413379 ~1991
Exponent Prime Factor Digits Year
250060971500365839 ~1990
250065912500659119 ~1990
25007159500143198 ~1989
25007711500154238 ~1989
25008323500166478 ~1989
25008551500171038 ~1989
25008611500172238 ~1989
25008803500176078 ~1989
25009511500190238 ~1989
25009811500196238 ~1989
250101912501019119 ~1990
25010351500207038 ~1989
25010663140059712910 ~1992
25011023500220478 ~1989
25011263500225278 ~1989
25011323500226478 ~1989
25011671500233438 ~1989
25011719500234398 ~1989
25011911500238238 ~1989
25012271500245438 ~1989
25012451500249038 ~1989
25012679500253598 ~1989
250135872501358719 ~1990
25013759500275198 ~1989
25013951500279038 ~1989
Exponent Prime Factor Digits Year
25015103500302078 ~1989
25015103105063432710
250162272501622719 ~1990
25016399500327998 ~1989
25016423500328478 ~1989
25016471500329438 ~1989
25016903500338078 ~1989
25016923100067692110 ~1992
25017911500358238 ~1989
25017983500359678 ~1989
250181872001454979 ~1990
250184174002946739 ~1991
25018501120088804910 ~1992
250189011501134079 ~1990
250206472001651779 ~1990
25020731500414638 ~1989
25021019500420398 ~1989
25021511500430238 ~1989
250220092001760739 ~1990
25022531500450638 ~1989
25023083500461678 ~1989
250232331501393999 ~1990
25024403500488078 ~1989
25024451500489038 ~1989
25024511500490238 ~1989
Exponent Prime Factor Digits Year
25024679500493598 ~1989
25024859500497198 ~1989
25025051500501038 ~1989
25025459500509198 ~1989
250254611501527679 ~1990
25025939500518798 ~1989
25026143500522878 ~1989
25026191300314292110 ~1993
250264372002114979 ~1990
250271171501627039 ~1990
25027991500559838 ~1989
25028219500564398 ~1989
25028303500566078 ~1989
250284892002279139 ~1990
25028903500578078 ~1989
25028963500579278 ~1989
25029143500582878 ~1989
250292092002336739 ~1990
25029503500590078 ~1989
25029551500591038 ~1989
25030223500604478 ~1989
25030763500615278 ~1989
25031159500623198 ~1989
25031819500636398 ~1989
25032179500643598 ~1989
1599
GIMPS The Prime Pages FactorDb.com
Home
4.903.097 digits 		e-mail
25-07-08