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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
191978377115187026310 ~1997
1919823833839647679 ~1996
1919840033839680079 ~1996
1919966393839932799 ~1996
1919996513839993039 ~1996
1920002993840005999 ~1996
192004753115202851910 ~1997
192011009268815412710 ~1998
192011863192011863110 ~1997
1920120113840240239 ~1996
1920125633840251279 ~1996
1920148913840297839 ~1996
192021677268830347910 ~1998
1920290633840581279 ~1996
1920326513840653039 ~1996
192035237153628189710 ~1997
192044057115226434310 ~1997
192044857115226914310 ~1997
1920477833840955679 ~1996
192049651345689371910 ~1998
1920502793841005599 ~1996
192053633115232179910 ~1997
192056573115233943910 ~1997
1920645713841291439 ~1996
1920651833841303679 ~1996
Exponent Prime Factor Digits Year
1920669113841338239 ~1996
1920681713841363439 ~1996
192070157268898219910 ~1998
1920721313841442639 ~1996
192079843307327748910 ~1998
192083917115250350310 ~1997
1920864233841728479 ~1996
192087193115252315910 ~1997
1920911993841823999 ~1996
192091261115254756710 ~1997
1920922913841845839 ~1996
1920933113841866239 ~1996
192095753115257451910 ~1997
192097597115258558310 ~1997
1921019993842039999 ~1996
1921092233842184479 ~1996
1921117193842234399 ~1996
1921149113842298239 ~1996
192115003192115003110 ~1997
1921173713842347439 ~1996
1921174793842349599 ~1996
1921212113842424239 ~1996
1921303913842607839 ~1996
192131257115278754310 ~1997
1921318433842636879 ~1996
Exponent Prime Factor Digits Year
192132257268985159910 ~1998
192134531153707624910 ~1997
1921376393842752799 ~1996
1921504433843008879 ~1996
1921515233843030479 ~1996
1921583414727095188711 ~2001
1921599833843199679 ~1996
1921608233843216479 ~1996
1921662593843325199 ~1996
192172157115303294310 ~1997
1921730993843461999 ~1996
1921736993843473999 ~1996
192178109153742487310 ~1997
192182849576548547110 ~1999
1921833113843666239 ~1996
1921845713843691439 ~1996
1921856993843713999 ~1996
1921889393843778799 ~1996
192191113115314667910 ~1997
1921949033843898079 ~1996
1921959593843919199 ~1996
192196387307514219310 ~1998
192203021115321812710 ~1997
1922037833844075679 ~1996
1922051513844103039 ~1996
Exponent Prime Factor Digits Year
1922062193844124399 ~1996
1922113193844226399 ~1996
1922133833844267679 ~1996
1922158433844316879 ~1996
1922199593844399199 ~1996
192220697153776557710 ~1997
1922259593844519199 ~1996
192233131192233131110 ~1997
1922374313844748639 ~1996
1922391713844783439 ~1996
1922392193844784399 ~1996
1922396993844793999 ~1996
192240833461377999310 ~1998
192242761307588417710 ~1998
192246071346042927910 ~1998
192246781115348068710 ~1997
1922553593845107199 ~1996
1922565113845130239 ~1996
1922566793845133599 ~1996
1922572313845144639 ~1996
1922611193845222399 ~1996
192265219461436525710 ~1998
1922688713845377439 ~1996
1922709833845419679 ~1996
1922777513845555039 ~1996
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26-03-22