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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
24325439486508798 ~1989
24325919486518398 ~1989
24325943486518878 ~1989
243262071070353108111 ~1994
24326363486527278 ~1989
243263691946109539 ~1990
24326699486533998 ~1989
24326903486538078 ~1989
243272871946182979 ~1990
24327311486546238 ~1989
243273971459643839 ~1990
24328019486560398 ~1989
24328439486568798 ~1989
24329171486583438 ~1989
24329603486592078 ~1989
24329639486592798 ~1989
24329843486596878 ~1989
24329891486597838 ~1989
24331031486620638 ~1989
24331691486633838 ~1989
24331871486637438 ~1989
24331883486637678 ~1989
24332123486642478 ~1989
243322611946580899 ~1990
24332471486649438 ~1989
Exponent Prime Factor Digits Year
24333251486665038 ~1989
24333671486673438 ~1989
24334091486681838 ~1989
243341871946734979 ~1990
24334619486692398 ~1989
24334703486694078 ~1989
243348314380269599 ~1991
24335123486702478 ~1989
24335819486716398 ~1989
24335879486717598 ~1989
24335999486719998 ~1989
243368331460209999 ~1990
24336971486739438 ~1989
24337331486746638 ~1989
243376331460257999 ~1990
243376371460258239 ~1990
24338123486762478 ~1989
243382011460292079 ~1990
24338459486769198 ~1989
24339179486783598 ~1989
24339431486788638 ~1989
243401331460407999 ~1990
24340619486812398 ~1989
243409731460458399 ~1990
24341039486820798 ~1989
Exponent Prime Factor Digits Year
24341183486823678 ~1989
24341939486838798 ~1989
24342863486857278 ~1989
24342959486859198 ~1989
243443511947548099 ~1990
24344531486890638 ~1989
24345383486907678 ~1989
24345731486914638 ~1989
243457311947658499
24347231486944638 ~1989
24347579486951598 ~1989
243475975843423299 ~1991
24348251486965038 ~1989
24348563486971278 ~1989
24348959486979198 ~1989
24348983486979678 ~1989
24349271486985438 ~1989
24349511486990238 ~1989
24349931486998638 ~1989
243501435844034339 ~1991
24350363487007278 ~1989
24350603487012078 ~1989
24351263487025278 ~1989
24352103487042078 ~1989
24352259487045198 ~1989
Exponent Prime Factor Digits Year
24352403487048078 ~1989
24352859487057198 ~1989
24352931487058638 ~1989
24353099487061998 ~1989
24353471487069438 ~1989
24353891487077838 ~1989
24354119487082398 ~1989
24355031487100638 ~1989
24355151487103038 ~1989
243568331461409999 ~1990
243568335358503279
24357083487141678 ~1989
24357323487146478 ~1989
243578695845888579 ~1991
24358283487165678 ~1989
243588017307640319 ~1992
24359411487188238 ~1989
243598133410373839 ~1991
243600411461602479 ~1990
24360131487202638 ~1989
243601571461609439 ~1990
24360851487217038 ~1989
24360863487217278 ~1989
243611091948888739 ~1990
243612371461674239 ~1990
1554
GIMPS The Prime Pages FactorDb.com
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25-04-13