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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
36820571736411438 ~1990
36821483736429678 ~1990
368227812209366879 ~1991
36823211736464238 ~1990
36823763736475278 ~1990
368241313682413119 ~1992
368243038837832739 ~1993
368272492946179939 ~1992
36827569198868872710 ~1994
36827569257792983110
368290072946320579 ~1992
36829139736582798 ~1990
36829151736583038 ~1990
368299932209799599 ~1991
36830099736601998 ~1990
36830411736608238 ~1990
36831731117861539310 ~1993
36832331736646638 ~1990
36833119147332476110 ~1993
36833831736676638 ~1990
368345476630218479 ~1992
368373412210240479 ~1991
368374812210248879 ~1991
36837539736750798 ~1990
36839063736781278 ~1990
Exponent Prime Factor Digits Year
368391075894257139 ~1992
36839723736794478 ~1990
36840299736805998 ~1990
368403412210420479 ~1991
36840383736807678 ~1990
36841379736827598 ~1990
36841391736827838 ~1990
368421532210529199 ~1991
36842891736857838 ~1990
36843179736863598 ~1990
368431932210591599 ~1991
36843229176847499310 ~1993
36843899736877998 ~1990
36844991736899838 ~1990
36845339736906798 ~1990
36845999736919998 ~1990
36846083736921678 ~1990
368464572210787439 ~1991
368480172210881039 ~1991
368481532210889199 ~1991
36848891736977838 ~1990
368492716632868799 ~1992
36849403243206059910 ~1994
368503998844095779 ~1993
36850403737008078 ~1990
Exponent Prime Factor Digits Year
368506012211036079 ~1991
368509932211059599 ~1991
36851147773874087110 ~1995
368520175159282399 ~1992
36852239737044798 ~1990
36852503737050078 ~1990
36852839737056798 ~1990
368529172211175039 ~1991
368539798844954979 ~1993
36856091737121838 ~1990
36856283737125678 ~1990
36856343737126878 ~1990
36856559737131198 ~1990
36856811737136238 ~1990
368570332211421999 ~1991
368575312948602499 ~1992
36858791737175838 ~1990
36859499737189998 ~1990
368607732211646399 ~1991
368615898109549599 ~1993
36862151737243038 ~1990
36863903737278078 ~1990
368639935160959039 ~1992
36865043737300878 ~1990
368652612211915679 ~1991
Exponent Prime Factor Digits Year
36866519737330398 ~1990
36869663737393278 ~1990
368697172949577379 ~1992
36869951737399038 ~1990
368702272986488387111 ~1996
368714695162005679 ~1992
36873299737465998 ~1990
36873563737471278 ~1990
36873839737476798 ~1990
36873971737479438 ~1990
36874151737483038 ~1990
36874613376121052710 ~1994
368746792949974339 ~1992
368757018112654239 ~1993
368757435900118899 ~1992
368765092950120739 ~1992
36876743737534878 ~1990
368769076637843279 ~1992
36880139737602798 ~1990
36880583737611678 ~1990
36880631737612638 ~1990
36881171737623438 ~1990
368811712950493699
368813572212881439 ~1991
36881363737627278 ~1990
1905
GIMPS The Prime Pages FactorDb.com
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25-07-08