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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
39909179798183598 ~1990
39909361119728083110 ~1993
399095532394573199 ~1992
39909839798196798 ~1990
39910151798203038 ~1990
39910243518833159110 ~1995
39910511798210238 ~1990
39910571798211438 ~1990
39911243798224878 ~1990
39911999798239998 ~1990
39912023798240478 ~1990
39912479798249598 ~1990
39912623798252478 ~1990
39912839798256798 ~1990
399133013193064099 ~1992
39913859798277198 ~1990
39913871798277438 ~1990
39914159798283198 ~1990
39914311159657244110 ~1994
399143412394860479 ~1992
399148812394892879 ~1992
39916043798320878 ~1990
39916091798321838 ~1990
39916139798322798 ~1990
39916703798334078 ~1990
Exponent Prime Factor Digits Year
399169732395018399 ~1992
39917483798349678 ~1990
39918551798371038 ~1990
39919163798383278 ~1990
39919751798395038 ~1990
39919871798397438 ~1990
39919991798399838 ~1990
39920423798408478 ~1990
39920519798410398 ~1990
399210179581044099 ~1993
39921503798430078 ~1990
39921551798431038 ~1990
39921863798437278 ~1990
399235732395414399 ~1992
399236212395417279 ~1992
39923711798474238 ~1990
39924299798485998 ~1990
39924971798499438 ~1990
39925559798511198 ~1990
39925703798514078 ~1990
39925909287466544910 ~1994
39927599798551998 ~1990
39927851798557038 ~1990
39928799798575998 ~1990
399288172395729039 ~1992
Exponent Prime Factor Digits Year
39929063798581278 ~1990
39929303798586078 ~1990
39929423798588478 ~1990
39930083798601678 ~1990
39930563798611278 ~1990
39930911798618238 ~1990
39930983798619678 ~1990
39931163798623278 ~1990
399317572395905439 ~1992
39932111798642238 ~1990
39932257183688382310 ~1994
399338279584118499 ~1993
399343576389497139 ~1993
399345012396070079 ~1992
39935039798700798 ~1990
39935723798714478 ~1990
399366412396198479 ~1992
39936839798736798 ~1990
39936971798739438 ~1990
39937091798741838 ~1990
39937283798745678 ~1990
399381772396290639 ~1992
39938471798769438 ~1990
39938543798770878 ~1990
399395477189118479 ~1993
Exponent Prime Factor Digits Year
39940559798811198 ~1990
39940919798818398 ~1990
39941243798824878 ~1990
39941411798828238 ~1990
39942011798840238 ~1990
39942263798845278 ~1990
39942839798856798 ~1990
39942971798859438 ~1990
39943679798873598 ~1990
39944039798880798 ~1990
399442993994429919 ~1992
39944363798887278 ~1990
399444172396665039 ~1992
399445812396674879 ~1992
39944819798896398 ~1990
39945023798900478 ~1990
39945091231681527910 ~1994
39945263798905278 ~1990
39946859798937198 ~1990
399469812396818879 ~1992
399477713195821699 ~1992
399477772396866639 ~1992
39948371798967438 ~1990
39949139798982798 ~1990
399498293195986339 ~1992
2157
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26-08-30