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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
155322012485152179 ~1989
15532631310652638 ~1987
15532799310655998 ~1987
15532873931972398 ~1988
15533519310670398 ~1987
15533663310673278 ~1987
15533891310677838 ~1987
15534791310695838 ~1987
155350671242805379 ~1989
15535211152245067910 ~1991
15535253932115198 ~1988
15535379310707598 ~1987
15535397195746002310 ~1992
15535417932125038 ~1988
15535451310709038 ~1987
155354511242836099
15535463310709278 ~1987
15535931310718638 ~1987
15535979310719598 ~1987
15536399310727998 ~1987
155365671242925379 ~1989
15536723310734478 ~1987
155369471553694719 ~1989
15537013932220798 ~1988
15537059310741198 ~1987
Exponent Prime Factor Digits Year
15537239310744798 ~1987
15537419310748398 ~1987
15538031310760638 ~1987
155381475282969999 ~1990
15538163310763278 ~1987
15538283310765678 ~1987
15538343310766878 ~1987
155384991243079939 ~1989
15538559310771198 ~1987
15539591310791838 ~1987
15539603310792078 ~1987
15539831310796638 ~1987
15539999310799998 ~1987
15540179310803598 ~1987
15540251310805038 ~1987
15540383310807678 ~1987
15540419310808398 ~1987
15541271310825438 ~1987
15541343310826878 ~1987
15541499310829998 ~1987
15541523310830478 ~1987
155415291243322339 ~1989
15542441932546478 ~1988
15542603310852078 ~1987
155437011243496099 ~1989
Exponent Prime Factor Digits Year
15543743310874878 ~1987
155443273730638499 ~1990
15544943310898878 ~1987
15545039310900798 ~1987
155450871243606979 ~1989
15545279310905598 ~1987
15545303310906078 ~1987
15545393932723598 ~1988
155456094974594899 ~1990
15545891310917838 ~1987
15546203310924078 ~1987
15546383310927678 ~1987
15546659310933198 ~1987
15546901932814078 ~1988
15546983310939678 ~1987
15547223310944478 ~1987
15547439310948798 ~1987
15548231310964638 ~1987
15548363310967278 ~1987
15548417932905038 ~1988
15548837932930238 ~1988
155490471243923779 ~1989
15549659310993198 ~1987
155497071243976579 ~1989
15550319311006398 ~1987
Exponent Prime Factor Digits Year
15550517933031038 ~1988
15550763311015278 ~1987
155508191555081919 ~1989
15550823311016478 ~1987
15551099311021998 ~1987
15551171311023438 ~1987
15551363311027278 ~1987
15551579311031598 ~1987
15551639311032798 ~1987
15551891311037838 ~1987
15552143311042878 ~1987
15552437933146238 ~1988
155536212488579379 ~1989
15553633933217998 ~1988
15553823311076478 ~1987
15553859311077198 ~1987
15553931311078638 ~1987
155549532488792499 ~1989
15555203311104078 ~1987
15555251311105038 ~1987
15555311311106238 ~1987
15555563311111278 ~1987
15555863311117278 ~1987
15556091311121838 ~1987
15556511311130238 ~1987
1272
GIMPS The Prime Pages FactorDb.com
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25-06-29