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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
26121383522427678 ~1989
26121671522433438 ~1989
26121839522436798 ~1989
26121923522438478 ~1989
261225411567352479 ~1990
26122571522451438 ~1989
26122763522455278 ~1989
26123351522467038 ~1989
261235331567411999 ~1990
261235972089887779 ~1990
26123819522476398 ~1989
26124419522488398 ~1989
261248872089990979 ~1990
26125031522500638 ~1989
261250312090002499
26125223522504478 ~1989
261254572090036579 ~1990
26125559522511198 ~1989
26125871522517438 ~1989
26126099522521998 ~1989
26126123522522478 ~1989
26126279522525598 ~1989
26126351522527038 ~1989
26126531522530638 ~1989
261268792090150339 ~1990
Exponent Prime Factor Digits Year
261268872612688719 ~1991
26127131522542638 ~1989
26127659522553198 ~1989
26127779522555598 ~1989
26127851522557038 ~1989
261278518360912339
26128079522561598 ~1989
26128331522566638 ~1989
261285472090283779 ~1990
26128559360574114310 ~1993
26128703522574078 ~1989
26128859522577198 ~1989
261292392612923919 ~1991
26129639522592798 ~1989
261296411567778479 ~1990
26129651522593038 ~1989
26129699522593998 ~1989
26129711522594238 ~1989
26129843522596878 ~1989
26129951522599038 ~1989
26130371522607438 ~1989
26130983522619678 ~1989
26131129141108096710 ~1992
26131223522624478 ~1989
26131799522635998 ~1989
Exponent Prime Factor Digits Year
26132063522641278 ~1989
26132303522646078 ~1989
261323411567940479 ~1990
26132819522656398 ~1989
26132831522656638 ~1989
26134259522685198 ~1989
26135471522709438 ~1989
26135591522711838 ~1989
26135639522712798 ~1989
26135951522719038 ~1989
26136179522723598 ~1989
261364274181828339 ~1991
26136431522728638 ~1989
26136899522737998 ~1989
261370731568224399 ~1990
261370931568225599 ~1990
26137343522746878 ~1989
26137379522747598 ~1989
26137883522757678 ~1989
26138291522765838 ~1989
26138531522770638 ~1989
26138939522778798 ~1989
26139023522780478 ~1989
26139059522781198 ~1989
26139539522790798 ~1989
Exponent Prime Factor Digits Year
26139941203891539910 ~1993
261399899933195839 ~1992
26140199522803998 ~1989
261403992614039919 ~1991
26140511522810238 ~1989
261409011568454079 ~1990
261409731568458399 ~1990
26141471522829438 ~1989
261417412091339299 ~1990
26142503522850078 ~1989
26143223522864478 ~1989
261433792091470339 ~1990
26143451522869038 ~1989
26143499522869998 ~1989
26144159522883198 ~1989
26144603522892078 ~1989
26144771522895438 ~1989
261450131568700799 ~1990
26145323522906478 ~1989
26145599522911998 ~1989
261459371568756239 ~1990
26146091522921838 ~1989
26146163522923278 ~1989
26146583522931678 ~1989
26146931522938638 ~1989
1608
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25-04-13