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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
3195400316390800639 ~1997
3195407036390814079 ~1997
3195443636390887279 ~1997
3195487916390975839 ~1997
3195490196390980399 ~1997
319552817191731690310 ~1999
3195538916391077839 ~1997
3195548036391096079 ~1997
319559827511295723310 ~2000
3195616916391233839 ~1997
3195635396391270799 ~1997
3195810236391620479 ~1997
3195830031342248612711 ~2001
3195959531278383812111 ~2001
319598897191759338310 ~1999
3196027916392055839 ~1997
3196113171214523004711 ~2001
3196265636392531279 ~1997
3196296716392593439 ~1997
319630873191778523910 ~1999
3196355516392711039 ~1997
319641319319641319110 ~1999
3196450316392900639 ~1997
319646521958939563110 ~2000
3196557116393114239 ~1997
Exponent Prime Factor Digits Year
3196608116393216239 ~1997
3196674836393349679 ~1997
3197183636394367279 ~1997
3197201516394403039 ~1997
319729481255783584910 ~1999
3197336636394673279 ~1997
3197404196394808399 ~1997
3197461316394922639 ~1997
3197464916394929839 ~1997
3197630516395261039 ~1997
319783613191870167910 ~1999
3197866196395732399 ~1997
319797757191878654310 ~1999
319814777191888866310 ~1999
3198155996396311999 ~1997
3198168236396336479 ~1997
3198174791087379428711 ~2000
3198453596396907199 ~1997
319846897511755035310 ~2000
3198472196396944399 ~1997
319865023511784036910 ~2000
3198673196397346399 ~1997
3198764996397529999 ~1997
3198789836397579679 ~1997
3198977516397955039 ~1997
Exponent Prime Factor Digits Year
3198997916397995839 ~1997
3199075196398150399 ~1997
3199314116398628239 ~1997
3199362836398725679 ~1997
3199388036398776079 ~1997
3199397516398795039 ~1997
319949207767878096910 ~2000
3199520516399041039 ~1997
3199531916399063839 ~1997
3199541111343807266311 ~2001
3199643996399287999 ~1997
3199726436399452879 ~1997
319981567575966820710 ~2000
3199850636399701279 ~1997
319985639767965533710 ~2000
3200202716400405439 ~1997
3200205836400411679 ~1997
320025161256020128910 ~1999
3200271116400542239 ~1997
320032033192019219910 ~1999
3200484116400968239 ~1997
3200524436401048879 ~1997
3200553011280221204111 ~2001
320057747256046197710 ~1999
3200694236401388479 ~1997
Exponent Prime Factor Digits Year
3200717516401435039 ~1997
3200779316401558639 ~1997
3200822996401645999 ~1997
3200876892240613823111 ~2001
3201037431344435720711 ~2001
3201079196402158399 ~1997
320120077192072046310 ~1999
320127953448179134310 ~2000
320129659320129659110 ~1999
3201301316402602639 ~1997
320131003320131003110 ~1999
320136953192082171910 ~1999
3201387116402774239 ~1997
3201426716402853439 ~1997
3201510596403021199 ~1997
3201771191536850171311 ~2001
3201772196403544399 ~1997
3201846716403693439 ~1997
3201854516403709039 ~1997
320187377192112426310 ~1999
320188951320188951110 ~1999
3201902636403805279 ~1997
3202079636404159279 ~1997
320208173192124903910 ~1999
3202198316404396639 ~1997
3192
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25-11-17