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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.
Exp. Prime Factor Digits Year
9058559181171198 ~1985
9058667724693378 ~1987
90587413623496419 ~1989
9058823181176478 ~1985
9058837543530238 ~1986
9058859181177198 ~1985
9058979181179598 ~1985
9059053543543198 ~1986
9059461543567678 ~1986
90594671449514739 ~1988
9059497543569838 ~1986
90595875254560479 ~1989
9059663181193278 ~1985
9060071181201438 ~1985
9060179181203598 ~1985
9060281543616878 ~1986
9060377543622638 ~1986
9060497543629838 ~1986
9060617543637038 ~1986
9060791181215838 ~1985
9060899181217998 ~1985
9061163181223278 ~1985
9061319181226398 ~1985
9061363906136318 ~1987
9061441543686478 ~1986
Exp. Prime Factor Digits Year
9061523181230478 ~1985
9061571181231438 ~1985
9062159181243198 ~1985
9062231724978498 ~1987
9062279181245598 ~1985
9062303181246078 ~1985
90627892175069379 ~1988
9062843181256878 ~1985
9063161543789678 ~1986
9063233543793998 ~1986
90634873625394819 ~1989
9063599181271998 ~1985
9063623181272478 ~1985
9063697543821838 ~1986
9064031181280638 ~1985
90641936526218979 ~1989
9064343181286878 ~1985
9064439181288798 ~1985
9064571181291438 ~1985
9064597543875838 ~1986
9064871725189698 ~1987
9064877543892638 ~1986
90652072175649699 ~1988
9065297543917838 ~1986
9065363181307278 ~1985
Exp. Prime Factor Digits Year
90654172175700099 ~1988
90654494895342479 ~1989
9065891181317838 ~1985
9065939181318798 ~1985
9066143181322878 ~1985
9066193543971598 ~1986
9066503181330078 ~1985
9066983181339678 ~1985
9067141544028478 ~1986
9067361544041678 ~1986
9067393544043598 ~1986
9067777544066638 ~1986
9067829725426338 ~1987
9068159181363198 ~1985
9068711181374238 ~1985
9068981491538770310 ~1991
90691131269675839 ~1987
9069299181385998 ~1985
9069311181386238 ~1985
9069353544161198 ~1986
9069677136045155110 ~1990
9069961544197678 ~1986
9069971181399438 ~1985
90703393809542399 ~1989
9070559181411198 ~1985
Exp. Prime Factor Digits Year
9070913544254798 ~1986
90709131269927839
9070933544255998 ~1986
9071099181421998 ~1985
9071351181427038 ~1985
9071459181429198 ~1985
9072653544359198 ~1986
9073199181463998 ~1985
9073853544431198 ~1986
9073919181478398 ~1985
9074003181480078 ~1985
9074363181487278 ~1985
9074519181490398 ~1985
9074603181492078 ~1985
9074771181495438 ~1985
90747891270470479 ~1987
9074789769542107310
9075191181503838 ~1985
9075461544527678 ~1986
9075551726044098 ~1987
9075571907557118 ~1987
9075761544545678 ~1986
90758091270613279 ~1987
9075851181517038 ~1985
9075973544558398 ~1986
980
GIMPS The Prime Pages FactorDb.com
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25-09-07