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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
23268551465371038 ~1989
232690611396143679 ~1990
232691171396147039 ~1990
232696373257749199 ~1991
23270171465403438 ~1989
232706091861648739 ~1990
23270651465413038 ~1989
23271179465423598 ~1989
23271263465425278 ~1989
23271431465428638 ~1989
23271491465429838 ~1989
23271719465434398 ~1989
23271959465439198 ~1989
232719735585273539 ~1991
23272043465440878 ~1989
232722531396335199 ~1990
232729794189136239 ~1991
23274263186194104110 ~1992
232744371396466239 ~1990
232747011396482079 ~1990
232752971396517839 ~1990
23275391465507838 ~1989
23275523465510478 ~1989
232761171396567039 ~1990
23276579465531598 ~1989
Exponent Prime Factor Digits Year
23276651465533038 ~1989
23276899148972153710 ~1992
23277263465545278 ~1989
23277659465553198 ~1989
232779591862236739 ~1990
23278043465560878 ~1989
232785432327854319 ~1990
23278571465571438 ~1989
23278943465578878 ~1989
23279159465583198 ~1989
232793592327935919 ~1990
23279363465587278 ~1989
232794611396767679 ~1990
23279471465589438 ~1989
232795335121497279 ~1991
23279891465597838 ~1989
23280143465602878 ~1989
23280563465611278 ~1989
23280923465618478 ~1989
232810333724965299 ~1991
23281319465626398 ~1989
23281463465629278 ~1989
232814637450068179
23282111465642238 ~1989
23282123465642478 ~1989
Exponent Prime Factor Digits Year
232822635587743139 ~1991
23282471465649438 ~1989
232824771862598179 ~1990
23282759111757243310 ~1992
23282939465658798 ~1989
23283731465674638 ~1989
23284403465688078 ~1989
23284511465690238 ~1989
232846731397080399 ~1990
232847691862781539 ~1990
232847771397086639 ~1990
232857411397144479 ~1990
232857893260010479 ~1991
23285939465718798 ~1989
23286359465727198 ~1989
232864213725827379 ~1991
23286443465728878 ~1989
23286551465731038 ~1989
23287151465743038 ~1989
232871571397229439 ~1990
232874271862994179 ~1990
23287499465749998 ~1989
23287571465751438 ~1989
23287619465752398 ~1989
232887171397323039 ~1990
Exponent Prime Factor Digits Year
23288819465776398 ~1989
23289023465780478 ~1989
23289683465793678 ~1989
23290259465805198 ~1989
23291363465827278 ~1989
23292383465847678 ~1989
23292623465852478 ~1989
23293139465862798 ~1989
23293499465869998 ~1989
232940773727052339 ~1991
23294339465886798 ~1989
232943931397663599 ~1990
23294483465889678 ~1989
23294723465894478 ~1989
23294891465897838 ~1989
23295071465901438 ~1989
23295179465903598 ~1989
23297231465944638 ~1989
23297243465944878 ~1989
232972971397837839 ~1990
23297783465955678 ~1989
23297951465959038 ~1989
232985935591662339 ~1991
23298791465975838 ~1989
23299343465986878 ~1989
1557
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25-08-20