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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
10456861627411678 ~1987
10457113627426798 ~1987
10457417627445038 ~1987
10457459209149198 ~1986
10457653627459198 ~1987
10457831209156638 ~1986
104579035856425699 ~1989
10458971209179438 ~1986
10459201627552078 ~1987
10459259209185198 ~1986
10459499209189998 ~1986
10460129836810338 ~1987
10460441627626478 ~1987
10460477627628638 ~1987
10461551209231038 ~1986
10461623209232478 ~1986
10461961627717678 ~1987
10462163209243278 ~1986
104624231046242319 ~1988
10462451209249038 ~1986
10463231209264638 ~1986
104633532301937679 ~1988
10463441627806478 ~1987
10463441837075298
10463639209272798 ~1986
Exponent Prime Factor Digits Year
104637311046373119 ~1988
10463963209279278 ~1986
10464119209282398 ~1986
10464173627850398 ~1987
10464203209284078 ~1986
104642473557843999 ~1989
10464281627856878 ~1987
10464323209286478 ~1986
10464361627861678 ~1987
104643971674303539 ~1988
10464719209294398 ~1986
10464743209294878 ~1986
10464749837179938 ~1987
10464803209296078 ~1986
10464941627896478 ~1987
10464959209299198 ~1986
10465079209301598 ~1986
10465097627905838 ~1987
10465193627911598 ~1987
10465223209304478 ~1986
10465397627923838 ~1987
10465439209308798 ~1986
10466461627987678 ~1987
10466531209330638 ~1986
10466699209333998 ~1986
Exponent Prime Factor Digits Year
10466831209336638 ~1986
10466921628015278 ~1987
10466957837356578 ~1987
10467473628048398 ~1987
10467623209352478 ~1986
10467761837420898 ~1987
10468019209360398 ~1986
10468103209362078 ~1986
104681771178716730311 ~1993
10468631209372638 ~1986
10468883209377678 ~1986
10469099209381998 ~1986
10469273628156398 ~1987
10469423209388478 ~1986
10469639209392798 ~1986
10469759209395198 ~1986
10469891209397838 ~1986
10469939209398798 ~1986
10469999209399998 ~1986
10470191209403838 ~1986
10470413351805876910 ~1991
104706732303548079 ~1988
10470701628242078 ~1987
104707991348638911311 ~1993
10471091209421838 ~1986
Exponent Prime Factor Digits Year
10471499837719938 ~1987
10471511209430238 ~1986
10471673628300398 ~1987
10472183209443678 ~1986
10472381628342878 ~1987
104725031675600499 ~1988
10472687837814978 ~1987
104727832722923599 ~1989
104728272513478499 ~1988
10473191209463838 ~1986
10473251209465038 ~1986
10473371209467438 ~1986
10473539209470798 ~1986
104735593561010079 ~1989
10473779209475598 ~1986
10474153628449198 ~1987
10474199209483998 ~1986
10474319209486398 ~1986
10474463209489278 ~1986
10474511209490238 ~1986
10474619209492398 ~1986
10474753628485198 ~1987
10474949837995938 ~1987
10475173628510398 ~1987
10475183209503678 ~1986
1057
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25-08-20