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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
172033871720338719 ~1989
172035972752575539 ~1990
172044171032265039 ~1989
17204639344092798 ~1987
17205239344104798 ~1987
17205731344114638 ~1987
17205803344116078 ~1987
17206919344138398 ~1987
17207639344152798 ~1987
17207699344153998 ~1987
17207951344159038 ~1987
17208011344160238 ~1987
17208599344171998 ~1987
17208839344176798 ~1987
17210339344206798 ~1987
17210603344212078 ~1987
172107411376859299 ~1989
17210951344219038 ~1987
172116295507721299 ~1990
17211731344234638 ~1987
17211839344236798 ~1987
172123371032740239 ~1989
17212379344247598 ~1987
172124171032745039 ~1989
17212463344249278 ~1987
Exponent Prime Factor Digits Year
17212859344257198 ~1987
17212883344257678 ~1987
17212931344258638 ~1987
172129574131109699 ~1990
17213123344262478 ~1987
17213291344265838 ~1987
172138811032832879 ~1989
17214539344290798 ~1987
172151295164538719 ~1990
17215151344303038 ~1987
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
Exponent Prime Factor Digits Year
17221079344421598 ~1987
17222171344443438 ~1987
172222812755564979 ~1990
17222483551119456110 ~1993
17223131344462638 ~1987
17223539344470798 ~1987
172237511722375119 ~1989
172237932755806899 ~1990
172238411033430479 ~1989
17223971344479438 ~1987
172240191377921539 ~1989
17224331344486638 ~1987
17224643344492878 ~1987
172246732411454239 ~1990
172249791377998339 ~1989
17225051344501038 ~1987
17225531344510638 ~1987
172257731033546399 ~1989
17226239344524798 ~1987
17226383344527678 ~1987
172267391722673919 ~1989
17226743344534878 ~1987
17227571344551438 ~1987
172276011033656079 ~1989
17227739344554798 ~1987
Exponent Prime Factor Digits Year
17227811344556238 ~1987
172278771033672639 ~1989
17227979344559598 ~1987
172280871378246979 ~1989
17228111344562238 ~1987
172285371378282979 ~1989
17228663344573278 ~1987
172286712756587379 ~1990
172287117236058639 ~1991
17229011344580238 ~1987
172290591378324739 ~1989
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
1321
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25-05-04