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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.
Exp. Prime Factor Digits Year
2288821915528418 ~1984
2288833686649918 ~1984
2289013366242098 ~1983
2289151228915118 ~1982
2289179183134338 ~1982
228925145785037 ~1981
2289349109888752110 ~1986
2289359732594898 ~1984
22894014166709839 ~1985
228950345790077 ~1981
2289641137378478 ~1982
228965945793197 ~1981
2289767183181378 ~1982
2289773137386398 ~1982
228977945795597 ~1981
2289779183182338
2290031183202498 ~1982
2290031412205598
2290081137404878 ~1982
2290097183207778 ~1982
2290151595439278 ~1983
2290181137410878 ~1982
2290243366438898 ~1983
229049945809997 ~1981
2290517320672398 ~1983
Exp. Prime Factor Digits Year
2290591412306398 ~1983
2290637137438238 ~1982
229064345812877 ~1981
2290721137443278 ~1982
22908294581658019 ~1986
2290831366532978 ~1983
2291041137462478 ~1982
229123145824637 ~1981
2291459412462638 ~1983
22914774720442639 ~1986
2291491412468398 ~1983
2291567183325378 ~1982
2291659412498638 ~1983
2291803229180318 ~1982
2291827366692338 ~1983
2291893366702898 ~1983
229207145841437 ~1981
2292071595938478
2292133366741298 ~1983
22921335867860499
2292253687675918 ~1984
229229945845997 ~1981
22924631513025599 ~1984
2292533137551998 ~1982
2292751229275118 ~1982
Exp. Prime Factor Digits Year
2292793366846898 ~1983
2292881183430498 ~1982
2292949917179618 ~1984
229310345862077 ~1981
2293121183449698 ~1982
2293127183450178 ~1982
2293219229321918 ~1982
2293267229326718 ~1982
2293393137603598 ~1982
229355945871197 ~1981
229375145875037 ~1981
229379945875997 ~1981
2293847183507778 ~1982
2293877137632638 ~1982
2293901183512098 ~1982
2293919183513538 ~1982
2293957367033138 ~1983
2294177688253118 ~1984
2294477321226798 ~1983
2294659550718178 ~1983
2294671413040798 ~1983
2294693137681598 ~1982
2294731229473118 ~1982
229481945896397 ~1981
229487945897597 ~1981
Exp. Prime Factor Digits Year
2295079229507918 ~1982
2295233137713998 ~1982
2295253137715198 ~1982
2295361137721678 ~1982
229547945909597 ~1981
2295479550914978
229553945910797 ~1981
229565945913197 ~1981
2295673367307698 ~1983
229574345914877 ~1981
2295763918305218 ~1984
229580345916077 ~1981
2295841367334578 ~1983
22958593306036979 ~1985
229591145918237 ~1981
2295913137754798 ~1982
229616345923277 ~1981
2296213137772798 ~1982
229627145925437 ~1981
2296271597030478
2296367413346078 ~1983
22966911515816079 ~1984
22967332526406319 ~1985
2296817137809038 ~1982
2296913551259138 ~1983
421
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25-06-29