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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
9161729732938338 ~1987
9161897549713838 ~1987
9162037549722238 ~1987
9162563183251278 ~1985
9162653549759198 ~1987
9163079183261598 ~1985
9163403183268078 ~1985
9163559183271198 ~1985
9164191916419118 ~1987
9164333549859998 ~1987
9164417733153378 ~1987
9164471183289438 ~1985
91646818798093779 ~1989
9164843183296878 ~1985
9164951183299038 ~1985
9165083183301678 ~1985
9165179183303598 ~1985
9165257549915438 ~1987
9165323183306478 ~1985
9165683183313678 ~1985
9165797549947838 ~1987
9165833549949998 ~1987
9165917733273378 ~1987
9166211183324238 ~1985
9166499183329998 ~1985
Exp. Prime Factor Digits Year
91665171283312399 ~1987
9166763183335278 ~1985
9166823183336478 ~1985
9166931183338638 ~1985
91669672200072099 ~1988
9166973550018398 ~1987
91671671466746739 ~1988
9167371916737118 ~1987
9167441550046478 ~1987
9167531733402498 ~1987
91675311650155599
9167771183355438 ~1985
9168011183360238 ~1985
9168077550084638 ~1987
9168217550093038 ~1987
9168251183365038 ~1985
9168623183372478 ~1985
9168671183373438 ~1985
9169063916906318 ~1987
9169529733562338 ~1987
9169619183392398 ~1985
9170363183407278 ~1985
9170417733633378 ~1987
9170549733643938 ~1987
91708092200994179 ~1988
Exp. Prime Factor Digits Year
9171131183422638 ~1985
9171307917130718 ~1987
9171731183434638 ~1985
9171881550312878 ~1987
9171907917190718 ~1987
9171971183439438 ~1985
91720574952910799 ~1989
9172133550327998 ~1987
9172211183444238 ~1985
9172343183446878 ~1985
9172451183449038 ~1985
9172463183449278 ~1985
9172739183454798 ~1985
9173093550385598 ~1987
9173273550396398 ~1987
9173291183465838 ~1985
9173369733869538 ~1987
9173377550402638 ~1987
9173459183469198 ~1985
9173819733905538 ~1987
9174197550451838 ~1987
9174299183485998 ~1985
9174299733943938
9174383183487678 ~1985
9174449733955938 ~1987
Exp. Prime Factor Digits Year
9174521550471278 ~1987
9174563183491278 ~1985
9174601550476078 ~1987
91746471651436479 ~1988
9174719183494398 ~1985
9174839183496798 ~1985
9174887733990978 ~1987
9174983183499678 ~1985
9175337734026978 ~1987
9175457734036578 ~1987
9175619734049538 ~1987
9175871183517438 ~1985
9175913550554798 ~1987
91760032202240739 ~1988
9176017550561038 ~1987
9176023917602318 ~1987
9176099183521998 ~1985
9176099734087938
9176543183530878 ~1985
91765996607151299 ~1989
9176803917680318 ~1987
9177293550637598 ~1987
9177373550642398 ~1987
9177491183549838 ~1985
9177599183551998 ~1985
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26-02-08