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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
479895674798956719 ~1993
47989619959792398 ~1991
47990231959804638 ~1991
47990699959813998 ~1991
47991011959820238 ~1991
47991851959837038 ~1991
47994071959881438 ~1991
47994257230372433710 ~1994
479958532879751199 ~1992
47996051959921038 ~1991
47996519153588860910 ~1994
479969813839758499 ~1992
479974212879845279 ~1992
479977973839823779 ~1992
479982074799820719 ~1993
47998991959979838 ~1991
48000131960002638 ~1991
480003772880022639 ~1992
48000971960019438 ~1991
48001559960031198 ~1991
480037932880227599 ~1992
480053717680859379 ~1993
48005423960108478 ~1991
48006839960136798 ~1991
48007859960157198 ~1991
Exponent Prime Factor Digits Year
480078593840628739
48008483960169678 ~1991
48008903960178078 ~1991
48009743960194878 ~1991
480102972880617839 ~1992
48012203960244078 ~1991
480169673841357379 ~1992
48019151960383038 ~1991
48019379960387598 ~1991
48019919153663740910 ~1994
480203478643662479 ~1993
48020363960407278 ~1991
48020831960416638 ~1991
48021791960435838 ~1991
48022343960446878 ~1991
480226994802269919 ~1993
48023483960469678 ~1991
480240176723362399 ~1993
48025079960501598 ~1991
48025343960506878 ~1991
48025583960511678 ~1991
48025619960512398 ~1991
48025871960517438 ~1991
480262613842100899 ~1992
48026831960536638 ~1991
Exponent Prime Factor Digits Year
48028223960564478 ~1991
480288372881730239 ~1992
480289073842312579 ~1992
48029099960581998 ~1991
48029711960594238 ~1991
48032111960642238 ~1991
480328673842629379 ~1992
48033371960667438 ~1991
480342412882054479 ~1992
48035483960709678 ~1991
48035483115285159310
48035909182536454310 ~1994
480374772882248639 ~1992
48037523960750478 ~1991
48037799960755998 ~1991
48038233192152932110 ~1994
48038411960768238 ~1991
48039839960796798 ~1991
48040703960814078 ~1991
480412193843297539 ~1992
48042443960848878 ~1991
480426372882558239 ~1992
480433132882598799 ~1992
48043631960872638 ~1991
48043739960874798 ~1991
Exponent Prime Factor Digits Year
480441118647939999 ~1993
48045313144135939110 ~1994
48045659960913198 ~1991
48047339960946798 ~1991
48047891230629876910 ~1994
48048323960966478 ~1991
48048971960979438 ~1991
48049019960980398 ~1991
48050963961019278 ~1991
48051359961027198 ~1991
48051431961028638 ~1991
48053303961066078 ~1991
48054443240272215110 ~1994
48057671961153438 ~1991
48057851124950412710 ~1994
48058691961173838 ~1991
48058823961176478 ~1991
48059171961183438 ~1991
48060599961211998 ~1991
48061571961231438 ~1991
480618293844946339 ~1992
48062123961242478 ~1991
48062303961246078 ~1991
480624713844997699 ~1992
48062879961257598 ~1991
2233
GIMPS The Prime Pages FactorDb.com
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26-05-03