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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
28098971561979438 ~1989
28099343561986878 ~1989
28100531562010638 ~1989
281005814496092979 ~1991
28101071562021438 ~1989
28101383562027678 ~1989
28101719562034398 ~1989
28101803562036078 ~1989
28102559562051198 ~1989
28102583562051678 ~1989
28102891185479080710 ~1993
28103111562062238 ~1989
281033531686201199 ~1990
28103879562077598 ~1989
281038931686233599 ~1990
28104371562087438 ~1989
28104911562098238 ~1989
281052912810529119 ~1991
28105559562111198 ~1989
281057331686343999 ~1990
28105739562114798 ~1989
281058134496930099 ~1991
281062931686377599 ~1990
281063571686381439 ~1990
28106357106804156710
Exponent Prime Factor Digits Year
28106411562128238 ~1989
28107419562148398 ~1989
281076171686457039 ~1990
28108319562166398 ~1989
28108439562168798 ~1989
28108823562176478 ~1989
28108991562179838 ~1989
28109111562182238 ~1989
28109363562187278 ~1989
28109639562192798 ~1989
28109951562199038 ~1989
28110479562209598 ~1989
28110539562210798 ~1989
281107999557671679 ~1992
28111091562221838 ~1989
28111403562228078 ~1989
28111943562238878 ~1989
28112291562245838 ~1989
28112317179918828910 ~1993
281130792811307919 ~1991
28113119562262398 ~1989
281132211686793279 ~1990
281133432811334319 ~1991
28113671562273438 ~1989
28113983562279678 ~1989
Exponent Prime Factor Digits Year
28114451562289038 ~1989
28114679562293598 ~1989
28115051562301038 ~1989
28115099562301998 ~1989
28115999562319998 ~1989
28116083562321678 ~1989
28116251562325038 ~1989
28116299562325998 ~1989
28116437224931496110 ~1993
28116839562336798 ~1989
28116983562339678 ~1989
28117079562341598 ~1989
281172614498761779 ~1991
28117871562357438 ~1989
28118099562361998 ~1989
28118819562376398 ~1989
28118963562379278 ~1989
28120511562410238 ~1989
28120619562412398 ~1989
28121963562439278 ~1989
28122119562442398 ~1989
28122323562446478 ~1989
28122791562455838 ~1989
281235195062233439 ~1991
28124399562487998 ~1989
Exponent Prime Factor Digits Year
28125479562509598 ~1989
281261512250092099 ~1991
28126643562532878 ~1989
28126691562533838 ~1989
281267931687607599 ~1990
28128203562564078 ~1989
281290072250320579 ~1991
281291411687748479 ~1990
28130099562601998 ~1989
281303211687819279 ~1990
28131179562623598 ~1989
281312832813128319 ~1991
28131683562633678 ~1989
28132589202554640910 ~1993
28132631562652638 ~1989
28132859562657198 ~1989
281338874501421939 ~1991
28133999562679998 ~1989
28134479562689598 ~1989
28136063562721278 ~1989
28136099562721998 ~1989
28136711562734238 ~1989
28137563562751278 ~1989
28138679562773598 ~1989
281391411688348479 ~1990
1673
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25-05-04