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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
1879597563879118 ~1983
1879781150382498 ~1981
1879789563936718 ~1983
1879817563945118 ~1983
187993137598637 ~1980
188015937603197 ~1980
1880309150424738 ~1981
1880323300851698 ~1982
1880327150426178 ~1981
1880573112834398 ~1981
1880647451355298 ~1983
1881071150485698 ~1981
1881151300984178 ~1982
1881277112876638 ~1981
188131137626237 ~1980
18813493461682179 ~1985
1881403188140318 ~1982
188141937628397 ~1980
1881521112891278 ~1981
1881533112891998 ~1981
1881821150545698 ~1981
1881853414007678 ~1983
1881907338743278 ~1982
1882063301130098 ~1982
1882081301132978 ~1982
Exp. Prime Factor Digits Year
1882141112928478 ~1981
1882141301142578
1882171188217118 ~1982
1882253112935198 ~1981
188227137645437 ~1980
1882313112938798 ~1981
188240337648077 ~1980
1882459188245918 ~1982
1882471338844798 ~1982
1882541150603298 ~1981
1882561564768318 ~1983
1882607338869278 ~1982
1882703602464978 ~1983
1882921112975278 ~1981
1883047301287538 ~1982
1883113414284878 ~1983
1883153112989198 ~1981
1883201715616398 ~1983
1883207338977278 ~1982
18832374670427779 ~1985
188327937665597 ~1980
188335137667037 ~1980
1883383188338318 ~1982
1883393263675038 ~1982
188347137669437 ~1980
Exp. Prime Factor Digits Year
1883773113026398 ~1981
1883857753542818 ~1983
1883881113032878 ~1981
1883939150715138 ~1981
1884011150720898 ~1981
1884013113040798 ~1981
1884209263789278 ~1982
18842091356630499
18842472148041599 ~1984
18843432148151039 ~1984
188435937687197 ~1980
1884437113066238 ~1981
1884563489986398 ~1983
1884679640790878 ~1983
1884713113082798 ~1981
188479137695837 ~1980
188480337696077 ~1980
1884853113091198 ~1981
1884853414667678
1885153113109198 ~1981
1885253113115198 ~1981
1885259150820738 ~1981
1885321565596318 ~1983
1885349263948878 ~1982
1885349603311698
Exp. Prime Factor Digits Year
1885363188536318 ~1982
1885391150831298 ~1981
1885439150835138 ~1981
1885501565650318 ~1983
1885607150848578 ~1981
1885613263985838 ~1982
188570337714077 ~1980
1885801414876238 ~1983
188581137716237 ~1980
1885907150872578 ~1981
1885943603501778 ~1983
188605137721037 ~1980
18860515130058739
1886107188610718 ~1982
1886113452667138 ~1983
18861735545348639 ~1985
1886347301815538 ~1982
1886413301826098 ~1982
188645937729197 ~1980
188654337730877 ~1980
1886557565967118 ~1983
1886561974597412710 ~1988
1886623792381678 ~1983
188666337733277 ~1980
188672337734477 ~1980
373
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25-09-07