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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
409621677373190079 ~1993
40962611819252238 ~1990
409636871745053066311 ~1996
40963823819276478 ~1990
40964243819284878 ~1990
40964411819288238 ~1990
40964459819289198 ~1990
409646416554342579 ~1993
409650132457900799 ~1992
40966259819325198 ~1990
409665012457990079 ~1992
40966619819332398 ~1990
40966643819332878 ~1990
40966811819336238 ~1990
40966823819336478 ~1990
40967219819344398 ~1990
40967483819349678 ~1990
409679474096794719 ~1992
40967963819359278 ~1990
40968131819362638 ~1990
40968671819373438 ~1990
40969151819383038 ~1990
40969679819393598 ~1990
40969751819395038 ~1990
40969811819396238 ~1990
Exponent Prime Factor Digits Year
40970411819408238 ~1990
40971743819434878 ~1990
409718573277748579 ~1992
40972511819450238 ~1990
40972859819457198 ~1990
40973363819467278 ~1990
40973483819469678 ~1990
40973843819476878 ~1990
40975019819500398 ~1990
409751419014531039 ~1993
40975283819505678 ~1990
40975331819506638 ~1990
40976459819529198 ~1990
40976531819530638 ~1990
40976543819530878 ~1990
40977143819542878 ~1990
40977263819545278 ~1990
40977479819549598 ~1990
40977719819554398 ~1990
40977791819555838 ~1990
40978139819562798 ~1990
409785295736994079 ~1993
40978583819571678 ~1990
409786012458716079 ~1992
40978979819579598 ~1990
Exponent Prime Factor Digits Year
40979063819581278 ~1990
40979651819593038 ~1990
40979819819596398 ~1990
40980323819606478 ~1990
40980671819613438 ~1990
40982531819650638 ~1990
40983011819660238 ~1990
40983497122950491110 ~1993
40984199819683998 ~1990
40984319819686398 ~1990
40984403819688078 ~1990
40984451819689038 ~1990
40985051131152163310 ~1993
40985111819702238 ~1990
40985519819710398 ~1990
40986623819732478 ~1990
40986899819737998 ~1990
40987139819742798 ~1990
409872772459236639 ~1992
40987559819751198 ~1990
409877116558033779 ~1993
40987811819756238 ~1990
40988039819760798 ~1990
40989131819782638 ~1990
40989359819787198 ~1990
Exponent Prime Factor Digits Year
40989491819789838 ~1990
40989551819791038 ~1990
409901412459408479 ~1992
409903797378268239 ~1993
409911434099114319 ~1992
40991183819823678 ~1990
40991651819833038 ~1990
40991963819839278 ~1990
40992683819853678 ~1990
40992779819855598 ~1990
40993499819869998 ~1990
40993643819872878 ~1990
40994111819882238 ~1990
40994543819890878 ~1990
40995191819903838 ~1990
40996019819920398 ~1990
40996199819923998 ~1990
40996811819936238 ~1990
40997471819949438 ~1990
40997543819950878 ~1990
40998623819972478 ~1990
40998911819978238 ~1990
409991932459951599 ~1992
409996972459981839 ~1992
41000159820003198 ~1990
2185
GIMPS The Prime Pages FactorDb.com
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26-08-30