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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.
Exp. Prime Factor Digits Year
3285089459912478 ~1984
3285169788440578 ~1985
3285197197111838 ~1983
328520365704077 ~1982
328526365705277 ~1982
32853191576953139 ~1985
3285367328536718 ~1984
328585165717037 ~1982
3285929262874338 ~1983
328604365720877 ~1982
32860971248716879 ~1985
32861337886719219 ~1987
3286453133429991910 ~1988
328657165731437 ~1982
3286873525899698 ~1984
3286957197217438 ~1983
32870031051840979 ~1985
3287017197221038 ~1983
3287027262962178 ~1983
3287177197230638 ~1983
3287327262986178 ~1983
32875631117771439 ~1985
328763965752797 ~1982
328769965753997 ~1982
3287773197266398 ~1983
Exp. Prime Factor Digits Year
3287807263024578 ~1983
3287833197269998 ~1983
3287861197271678 ~1983
3288317263065378 ~1983
328835965767197 ~1982
328841965768397 ~1982
3288437263074978 ~1983
3288479263078338 ~1983
32888411512866879 ~1985
328889965777997 ~1982
32890371776079999 ~1985
3289159134197687310 ~1988
3289259263140738 ~1983
3289387592089678 ~1984
328946365789277 ~1982
328952365790477 ~1982
328973965794797 ~1982
3289753197385198 ~1983
3290051263204098 ~1983
3290117197407038 ~1983
32901711645085519 ~1985
3290201197412078 ~1983
3290201263216098
3290257197415438 ~1983
329051965810397 ~1982
Exp. Prime Factor Digits Year
32905191645259519
32905334672556879 ~1986
329066365813277 ~1982
3290671329067118 ~1984
3290699592325838 ~1984
32906991579535539
329071165814237 ~1982
329072365814477 ~1982
3290977197458638 ~1983
329108365821677 ~1982
3291137197468238 ~1983
329114365822877 ~1982
3291259329125918 ~1984
3291317263305378 ~1983
3291361197481678 ~1983
329138365827677 ~1982
3291581197494878 ~1983
3291763329176318 ~1984
3291817197509038 ~1983
3291907116533507910 ~1987
329192365838477 ~1982
329203165840637 ~1982
329204365840877 ~1982
3292049263363938 ~1983
3292183329218318 ~1984
Exp. Prime Factor Digits Year
3292229263378338 ~1983
3292241263379298 ~1983
3292433197545998 ~1983
329251165850237 ~1982
3292637197558238 ~1983
3292637263410978
329293165858637 ~1982
3293167592770078 ~1984
3293551526968178 ~1984
3293749724624798 ~1984
32937891581018739 ~1985
32938632700967679 ~1986
32939871844632739 ~1985
3294077197644638 ~1983
329429965885997 ~1982
3294299592973838
32943973096733199 ~1986
329449165889837 ~1982
3294881263590498 ~1983
3294989263599138 ~1983
3295121263609698 ~1983
3295321527251378 ~1984
3295337263626978 ~1983
3295547593198478 ~1984
3295661263652898 ~1983
534
GIMPS The Prime Pages FactorDb.com
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25-09-07