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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
177031211062187279 ~1989
17703683354073678 ~1988
17704139354082798 ~1988
17704451354089038 ~1988
17704559354091198 ~1988
17704679354093598 ~1988
177048731062292399 ~1989
17705651354113038 ~1988
17705879354117598 ~1988
17706011354120238 ~1988
17706371354127438 ~1988
177065695311970719 ~1990
17706599354131998 ~1988
177070571062423439 ~1989
17707103354142078 ~1988
177072892479020479 ~1990
17708219354164398 ~1988
17708591354171838 ~1988
177088572833417139 ~1990
177089232833427699 ~1990
177092691416741539 ~1989
177093971062563839 ~1989
177096731062580399 ~1989
177106611416852899 ~1989
17710799354215998 ~1988
Exponent Prime Factor Digits Year
177112011416896099 ~1989
17711579354231598 ~1988
177116771062700639 ~1989
17711723354234478 ~1988
177118931062713599 ~1989
17712223230258899110 ~1992
177125811062754879 ~1989
17712743354254878 ~1988
17713331354266638 ~1988
177137391417099139 ~1989
177141611062849679 ~1989
17714771354295438 ~1988
177164531062987199 ~1989
17716631354332638 ~1988
17716799354335998 ~1988
17717039354340798 ~1988
17717099354341998 ~1988
17717951354359038 ~1988
17718419354368398 ~1988
177196016733448399 ~1991
17720231354404638 ~1988
17720459354409198 ~1988
177205873189705679 ~1990
17720771354415438 ~1988
177209171063255039 ~1989
Exponent Prime Factor Digits Year
17721083354421678 ~1988
17722403354448078 ~1988
177226972481177599 ~1990
17722931354458638 ~1988
17723003354460078 ~1988
17723099354461998 ~1988
17723243354464878 ~1988
17723411354468238 ~1988
17723591354471838 ~1988
17723759354475198 ~1988
17723963354479278 ~1988
177240111417920899 ~1989
17724383354487678 ~1988
177244931063469599 ~1989
177246131063476799 ~1989
177253074254073699 ~1990
17725523354510478 ~1988
17725811354516238 ~1988
17725943354518878 ~1988
177261317090452419 ~1991
17726171354523438 ~1988
17726339354526798 ~1988
177264971063589839 ~1989
17726711354534238 ~1988
17727023354540478 ~1988
Exponent Prime Factor Digits Year
17727191354543838 ~1988
17727263354545278 ~1988
17727299354545998 ~1988
177273711418189699 ~1989
17727431354548638 ~1988
17728103354562078 ~1988
177284532836552499 ~1990
17728499354569998 ~1988
17728583354571678 ~1988
17728619354572398 ~1988
17728751354575038 ~1988
177289671418317379 ~1989
177290571063743439 ~1989
177291714609584479 ~1990
17729279354585598 ~1988
17729399354587998 ~1988
17729819354596398 ~1988
17730071354601438 ~1988
17730299354605998 ~1988
17730623354612478 ~1988
177313194255516579 ~1990
177323811418590499 ~1989
177325871773258719 ~1989
17732723354654478 ~1988
17732753184420631310 ~1992
1355
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25-07-08