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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
4369343638738687279 ~1999
436935181262161108710 ~2000
4369482238738964479 ~1999
4369589998739179999 ~1999
4369930798739861599 ~1999
437003557262202134310 ~2000
437011903699219044910 ~2001
4370208238740416479 ~1999
4370306831048873639311 ~2001
4370413438740826879 ~1999
4370456998740913999 ~1999
437049337262229602310 ~2000
4370701438741402879 ~1999
4370745598741491199 ~1999
4370824198741648399 ~1999
437085227349668181710 ~2000
437087411349669928910 ~2000
4370948518741897039 ~1999
4371082918742165839 ~1999
4371183718742367439 ~1999
4371214918742429839 ~1999
4371387718742775439 ~1999
4371438238742876479 ~1999
4371446998742893999 ~1999
437160881349728704910 ~2000
Exponent Prime Factor Digits Year
437163173262297903910 ~2000
4371693537956482224711 ~2003
4371694318743388639 ~1999
4371713638743427279 ~1999
437190577262314346310 ~2000
437195461961830014310 ~2001
4372015198744030399 ~1999
4372154638744309279 ~1999
437223601262334160710 ~2000
4372403398744806799 ~1999
4372415511836414514311 ~2002
437252021262351212710 ~2000
4372595518745191039 ~1999
4372747918745495839 ~1999
4372888438745776879 ~1999
4373010718746021439 ~1999
437306141262383684710 ~2000
4373125918746251839 ~1999
437317481262390488710 ~2000
4373294998746589999 ~1999
4373368438746736879 ~1999
4373374318746748639 ~1999
437339293262403575910 ~2000
4373531398747062799 ~1999
437353201262411920710 ~2000
Exponent Prime Factor Digits Year
4373555998747111999 ~1999
4373687471487053739911 ~2002
4373693518747387039 ~1999
4373817838747635679 ~1999
4373825638747651279 ~1999
437383873262430323910 ~2000
4373950438747900879 ~1999
4374068998748137999 ~1999
4374239638748479279 ~1999
437432129612404980710 ~2001
4374324838748649679 ~1999
4374402598748805199 ~1999
4374672238749344479 ~1999
4374698638749397279 ~1999
437481089349984871310 ~2000
4374936718749873439 ~1999
4374937798749875599 ~1999
437527661262516596710 ~2000
4375307398750614799 ~1999
4375307638750615279 ~1999
437549921262529952710 ~2000
4375517998751035999 ~1999
4375539591050129501711 ~2001
4375540318751080639 ~1999
4375572598751145199 ~1999
Exponent Prime Factor Digits Year
437568127787622628710 ~2001
4375694038751388079 ~1999
437576443437576443110 ~2000
4375836371750334548111 ~2002
437600827437600827110 ~2000
4376096638752193279 ~1999
4376146438752292879 ~1999
4376162518752325039 ~1999
437616457262569874310 ~2000
4376329918752659839 ~1999
4376378998752757999 ~1999
4376387038752774079 ~1999
4376467918752935839 ~1999
4376622598753245199 ~1999
4376698918753397839 ~1999
4376701198753402399 ~1999
437676461262605876710 ~2000
437678317262606990310 ~2000
4376816038753632079 ~1999
4376903398753806799 ~1999
4377007091050481701711 ~2001
43770128310242210022312 ~2004
4377059518754119039 ~1999
4377155638754311279 ~1999
4377214198754428399 ~1999
3484
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26-03-22