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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
172151531032909199 ~1989
17215259344305198 ~1987
17215391344307838 ~1987
17215631344312638 ~1987
172157411032944479 ~1989
17216159344323198 ~1987
17216663344333278 ~1987
17217131344342638 ~1987
17217143344342878 ~1987
172173011033038079 ~1989
17218031344360638 ~1987
17218703344374078 ~1987
172196874477118639 ~1990
172198791377590339 ~1989
17220323344406478 ~1987
17221079344421598 ~1987
17222171344443438 ~1987
172222812755564979 ~1990
17222483551119456110 ~1993
17223131344462638 ~1987
17223539344470798 ~1987
172237511722375119 ~1989
172237932755806899 ~1990
172238411033430479 ~1989
17223971344479438 ~1987
Exponent Prime Factor Digits Year
172240191377921539 ~1989
17224331344486638 ~1987
17224643344492878 ~1987
172246732411454239 ~1990
172249791377998339 ~1989
17225051344501038 ~1987
17225531344510638 ~1987
17226239344524798 ~1987
17226383344527678 ~1987
172267391722673919 ~1989
17226743344534878 ~1987
17227571344551438 ~1987
172276011033656079 ~1989
17227739344554798 ~1987
17227811344556238 ~1987
172278771033672639 ~1989
17227979344559598 ~1987
172280871378246979 ~1989
17228111344562238 ~1987
172285371378282979 ~1989
17228663344573278 ~1987
172286712756587379 ~1990
172287117236058639 ~1991
17229011344580238 ~1987
172290591378324739 ~1989
Exponent Prime Factor Digits Year
172291271722912719 ~1989
172294811033768879 ~1989
172295391378363139 ~1989
172295811378366499 ~1989
17229851344597038 ~1987
17230019344600398 ~1987
17230259344605198 ~1987
17230403344608078 ~1987
172309571033857439 ~1989
17231099344621998 ~1987
17231171344623438 ~1987
172313211033879279 ~1989
17231867168872296710 ~1992
17232263344645278 ~1987
172325411033952479 ~1989
172326892412576479 ~1990
17233691344673838 ~1987
17233763344675278 ~1987
172342931034057599 ~1989
17234303344686078 ~1987
172345991723459919 ~1989
17234603344692078 ~1987
17234963344699278 ~1987
17235083344701678 ~1987
172352411034114479 ~1989
Exponent Prime Factor Digits Year
17235563344711278 ~1987
172358511378868099 ~1989
172369811034218879 ~1989
172370211034221279 ~1989
17237183344743678 ~1987
172375516895020419 ~1991
17237639344752798 ~1987
17237723344754478 ~1987
17237939344758798 ~1987
17238191344763838 ~1987
17238359344767198 ~1987
172385531034313199 ~1989
17238563344771278 ~1987
17238779344775598 ~1987
17239031344780638 ~1987
17239451344789038 ~1987
17239559344791198 ~1987
17239571344791438 ~1987
17239991344799838 ~1987
172404731034428399 ~1989
172407892413710479 ~1990
17241083344821678 ~1987
172420331034521999 ~1989
17242679344853598 ~1987
172426812758828979 ~1990
1316
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25-04-13