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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
12367643247352878 ~1986
12367877989430178 ~1988
12367919247358398 ~1986
12367991247359838 ~1986
12368207989456578 ~1988
12368393742103598 ~1988
12368459247369198 ~1986
12368651247373038 ~1986
12368831247376638 ~1986
123689471236894719 ~1988
12369179247383598 ~1986
12369443247388878 ~1986
123694511236945119 ~1988
12369839247396798 ~1986
123698595937532339 ~1990
12370031247400638 ~1986
12370079247401598 ~1986
123702192968852579 ~1989
123708012721576239 ~1989
123709913216457679 ~1989
12371039247420798 ~1986
12371351247427038 ~1986
12371423247428478 ~1986
12371519247430398 ~1986
123715212721734639 ~1989
Exponent Prime Factor Digits Year
12371543247430878 ~1986
12371741742304478 ~1988
12372383247447678 ~1986
12372977989838178 ~1988
12373583247471678 ~1986
12374123247482478 ~1986
12374231247484638 ~1986
12374477742468638 ~1988
12374723247494478 ~1986
12374981742498878 ~1988
12375059247501198 ~1986
12375263247505278 ~1986
12375743247514878 ~1986
12375971247519438 ~1986
12376043247520878 ~1986
12376079247521598 ~1986
123761033217786799 ~1989
123761832970283939 ~1989
12376211378712056710 ~1992
12376271247525438 ~1986
12376313742578798 ~1988
12376499247529998 ~1986
12376571990125698 ~1988
12376751247535038 ~1986
123781731732944239 ~1988
Exponent Prime Factor Digits Year
12378419247568398 ~1986
12378491247569838 ~1986
12378917990313378 ~1988
12379343247586878 ~1986
12380183247603678 ~1986
12380519247610398 ~1986
12380663247613278 ~1986
12380759247615198 ~1986
12380843247616878 ~1986
12380891247617838 ~1986
123809111980945779 ~1989
12382631247652638 ~1986
12382633742957998 ~1988
12382823247656478 ~1986
12383279247665598 ~1986
123835072229031279 ~1989
12383831247676638 ~1986
12384569990765538 ~1988
123845715944594099 ~1990
12384611247692238 ~1986
123846132724614879 ~1989
12384791247695838 ~1986
123848592972366179 ~1989
12385319247706398 ~1986
12385391247707838 ~1986
Exponent Prime Factor Digits Year
12385433743125998 ~1988
123854474211051999 ~1989
12385781990862498 ~1988
12385823247716478 ~1986
12385931247718638 ~1986
12386039247720798 ~1986
123866693716000719 ~1989
12386711247734238 ~1986
12386771247735438 ~1986
12386813743208798 ~1988
12387671247753438 ~1986
123877692725309199 ~1989
12388049991043938 ~1988
12388241743294478 ~1988
12388763247775278 ~1986
12388991247779838 ~1986
12389101743346078 ~1988
12389291247785838 ~1986
12389437743366238 ~1988
12389483247789678 ~1986
12389543247790878 ~1986
123896694708074239 ~1990
123897593964722899 ~1989
12389761743385678 ~1988
12389963247799278 ~1986
1129
GIMPS The Prime Pages FactorDb.com
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25-05-04