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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
210524507168419605710 ~1997
2105282394210564799 ~1996
210536297126321778310 ~1997
2105392914210785839 ~1996
2105431914210863839 ~1996
2105434914210869839 ~1996
2105468514210937039 ~1996
2105487114210974239 ~1996
2105492394210984799 ~1996
2105578391726574279911 ~2000
210566959210566959110 ~1998
210567941126340764710 ~1997
2105697594211395199 ~1996
210579587168463669710 ~1997
210582461126349476710 ~1997
2105899794211799599 ~1996
2105905314211810639 ~1996
2105920434211840879 ~1996
2105938794211877599 ~1996
2106010434212020879 ~1996
210601093126360655910 ~1997
210616633126369979910 ~1997
210616717126370030310 ~1997
2106200514212401039 ~1996
2106206394212412799 ~1996
Exponent Prime Factor Digits Year
210621893294870650310 ~1998
2106236034212472079 ~1996
210625361126375216710 ~1997
2106260514212521039 ~1996
2106263034212526079 ~1996
2106284034212568079 ~1996
210629053126377431910 ~1997
210633161168506528910 ~1997
210637589168510071310 ~1997
2106516594213033199 ~1996
210654317126392590310 ~1997
2106593634213187279 ~1996
210667453126400471910 ~1997
210669113126401467910 ~1997
2106699234213398479 ~1996
2106748194213496399 ~1996
2106810114213620239 ~1996
2106842634213685279 ~1996
2106848394213696799 ~1996
2106858834213717679 ~1996
2106975234213950479 ~1996
2107009914214019839 ~1996
2107142394214284799 ~1996
2107151634214303279 ~1996
2107176234214352479 ~1996
Exponent Prime Factor Digits Year
2107215594214431199 ~1996
2107232394214464799 ~1996
2107354914214709839 ~1996
210740219168592175310 ~1997
210741527168593221710 ~1997
210741691379335043910 ~1998
2107520394215040799 ~1996
2107701594215403199 ~1996
2107712994215425999 ~1996
2107763994215527999 ~1996
2107767114215534239 ~1996
210786481126471888710 ~1997
2107933393414852091911 ~2001
210795527168636421710 ~1997
2107982994215965999 ~1996
2108054034216108079 ~1996
210807127210807127110 ~1998
2108104194216208399 ~1996
210821071337313713710 ~1998
2108250114216500239 ~1996
2108307714216615439 ~1996
210835333126501199910 ~1997
2108407434216814879 ~1996
210847837126508702310 ~1997
2108525634217051279 ~1996
Exponent Prime Factor Digits Year
2108557194217114399 ~1996
2108602914217205839 ~1996
2108609994217219999 ~1996
210863707210863707110 ~1998
210868621337389793710 ~1998
2108694234217388479 ~1996
210872281337395649710 ~1998
210879413126527647910 ~1997
210880559168704447310 ~1997
210881599210881599110 ~1998
2108835114217670239 ~1996
2108864994217729999 ~1996
2108894994217789999 ~1996
210891059168712847310 ~1997
2108920914217841839 ~1996
2108968794217937599 ~1996
2109025914218051839 ~1996
2109033834218067679 ~1996
2109049314218098639 ~1996
210906317126543790310 ~1997
2109063594218127199 ~1996
2109151194218302399 ~1996
2109222234218444479 ~1996
2109229794218459599 ~1996
210926897126556138310 ~1997
2856
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25-07-08