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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
30536399610727998 ~1989
30536531610730638 ~1989
30536711610734238 ~1989
30537359610747198 ~1989
30537781122151124110 ~1993
30537791610755838 ~1989
305378473053784719 ~1991
30538691610773838 ~1989
30538811610776238 ~1989
30538883610777678 ~1989
305392214886275379 ~1992
30540131610802638 ~1989
30540371610807438 ~1989
30540479610809598 ~1989
30540539610810798 ~1989
30541139610822798 ~1989
30541271610825438 ~1989
30541403610828078 ~1989
305418974886703539 ~1992
30541943610838878 ~1989
305427171832563039 ~1991
30542783610855678 ~1989
30542819610856398 ~1989
30543599610871998 ~1989
30544823610896478 ~1989
Exponent Prime Factor Digits Year
305450233054502319 ~1991
305457971832747839 ~1991
30545843610916878 ~1989
30545951610919038 ~1989
30546683610933678 ~1989
30546839610936798 ~1989
305469531832817199 ~1991
305472112443776899 ~1991
30547271610945438 ~1989
305474571832847439 ~1991
30547739610954798 ~1989
30548279610965598 ~1989
30548351610967038 ~1989
30548783610975678 ~1989
305491633054916319 ~1991
30549443610988878 ~1989
30550031611000638 ~1989
30550571611011438 ~1989
305508674888138739 ~1992
30551231611024638 ~1989
30551693586592505710 ~1994
30552311611046238 ~1989
30552563611051278 ~1989
30553079611061598 ~1989
30554339611086798 ~1989
Exponent Prime Factor Digits Year
30554939611098798 ~1989
30554999611099998 ~1989
30555131611102638 ~1989
30555191611103838 ~1989
305555171833331039 ~1991
30555611611112238 ~1989
305569012444552099 ~1991
30557099611141998 ~1989
30557183611143678 ~1989
30557399611147998 ~1989
30557591611151838 ~1989
30557783611155678 ~1989
30558119611162398 ~1989
305583472444667779 ~1991
305584336722855279 ~1992
30558551611171038 ~1989
30559499611189998 ~1989
30559979611199598 ~1989
30560219611204398 ~1989
30560639611212798 ~1989
305609771833658639 ~1991
30561119611222398 ~1989
305611371833668239 ~1991
30561143611222878 ~1989
30561263611225278 ~1989
Exponent Prime Factor Digits Year
30561431611228638 ~1989
305616131833696799 ~1991
30561731611234638 ~1989
30562139611242798 ~1989
30562151611243038 ~1989
30563063611261278 ~1989
30563363611267278 ~1989
305646412445171299 ~1991
30565343611306878 ~1989
30565763611315278 ~1989
30565823611316478 ~1989
305661715501910799 ~1992
30566339611326798 ~1989
30566567299552356710 ~1994
30566891611337838 ~1989
30566999611339998 ~1989
30567059611341198 ~1989
30567083611341678 ~1989
30567791611355838 ~1989
30568451611369038 ~1989
305694712445557699 ~1991
30569543611390878 ~1989
30569939611398798 ~1989
30570383611407678 ~1989
30570623611412478 ~1989
1763
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25-07-08