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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
777399831554799679 ~1993
777404991554809999 ~1993
777448191554896399 ~1993
777475574664853439 ~1994
777476991554953999 ~1993
777477591554955199 ~1993
777479631554959279 ~1993
777485631554971279 ~1993
777503031555006079 ~1993
777504831555009679 ~1993
777512534665075199 ~1994
777517311555034639 ~1993
777517574665105439 ~1994
777542214665253279 ~1994
777550911555101839 ~1993
777557631555115279 ~1993
777572031555144079 ~1993
77757529186618069710 ~1995
777575511555151039 ~1993
777583997775839919 ~1994
777615591555231199 ~1993
777628431555256879 ~1993
777639716221117699 ~1994
777645591555291199 ~1993
777673311555346639 ~1993
Exponent Prime Factor Digits Year
777677174666063039 ~1994
777694311555388639 ~1993
777706911555413839 ~1993
777708831555417679 ~1993
777713391555426799 ~1993
777714111555428239 ~1993
777722216221777699 ~1994
777733374666400239 ~1994
777746991555493999 ~1993
777760311555520639 ~1993
777763334666579999 ~1994
777769311555538639 ~1993
777770391555540799 ~1993
777790076222320579 ~1994
777800511555601039 ~1993
777814911555629839 ~1993
777852711555705439 ~1993
777856214667137279 ~1994
77786077311144308110 ~1996
77788429171134543910 ~1995
777906591555813199 ~1993
777919916223359299 ~1994
777938031369170932911 ~1997
777956391555912799 ~1993
777967311555934639 ~1993
Exponent Prime Factor Digits Year
777997911555995839 ~1993
778001391556002799 ~1993
778005111556010239 ~1993
778021431556042879 ~1993
778025511556051039 ~1993
778043991556087999 ~1993
778048976224391779 ~1994
77805947140050704710 ~1995
778064511556129039 ~1993
778096191556192399 ~1993
778115511556231039 ~1993
778118031556236079 ~1993
778121031556242079 ~1993
778142631556285279 ~1993
778151511556303039 ~1993
778168911556337839 ~1993
778178511556357039 ~1993
778184391556368799 ~1993
778186791556373599 ~1993
778195134669170799 ~1994
778198814669192879 ~1994
778206231556412479 ~1993
778268031556536079 ~1993
778277031556554079 ~1993
778283414669700479 ~1994
Exponent Prime Factor Digits Year
778315974669895839 ~1994
778322334669933999 ~1994
778355996226847939 ~1994
77836289108970804710 ~1995
778377231556754479 ~1993
77841359186819261710 ~1995
778413711556827439 ~1993
778417791556835599 ~1993
77842451435917725710 ~1996
778427031556854079 ~1993
778427991556855999 ~1993
778431591556863199 ~1993
778439631556879279 ~1993
778441916227535299 ~1994
778462311556924639 ~1993
77846731124554769710 ~1995
778487696227901539 ~1994
778490391556980799 ~1993
778497774670986639 ~1994
778501614671009679 ~1994
77850247264690839910 ~1996
77850779140131402310 ~1995
778510916228087299 ~1994
778511414671068479 ~1994
778532991557065999 ~1993
2280
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25-04-20