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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.
Exp. Prime Factor Digits Year
429518385903677 ~1983
4295261257715678 ~1984
429551985910397 ~1983
4295671687307378 ~1985
4295719429571918 ~1984
4296449343715938 ~1984
4296571429657118 ~1984
42966731031201539 ~1985
429689985937997 ~1983
4297037257822238 ~1984
429704385940877 ~1983
4297259343780738 ~1984
429757185951437 ~1983
42979811289394319 ~1986
429821985964397 ~1983
4298461257907678 ~1984
429847185969437 ~1983
4298471773724798
4298561343884898 ~1984
4298669601813678 ~1985
4298759343900738 ~1984
42989271117721039 ~1986
4299209343936738 ~1984
429929985985997 ~1983
42995092665695599 ~1986
Exp. Prime Factor Digits Year
4299727429972718 ~1984
429979185995837 ~1983
429980385996077 ~1983
4300007344000578 ~1984
4300217344017378 ~1984
430025986005197 ~1983
430031986006397 ~1983
43004896192704179 ~1987
430082386016477 ~1983
4300853258051198 ~1984
430087186017437 ~1983
43009512064456499 ~1986
430124386024877 ~1983
430141186028237 ~1983
4301519344121538 ~1984
4301789344143138 ~1984
43017892667109199
430214386042877 ~1983
4302161258129678 ~1984
43022291290668719 ~1986
4302317344185378 ~1984
4302317602324398
43023712065138099 ~1986
430249186049837 ~1983
4302737258164238 ~1984
Exp. Prime Factor Digits Year
4302737344218978
4302917258175038 ~1984
43029171032700099
430316386063277 ~1983
430351186070237 ~1983
43035614131418579 ~1987
4303679344294338 ~1984
430403986080797 ~1983
430429186085837 ~1983
4304291344343298
430460386092077 ~1983
4304627344370178 ~1984
4304821258289278 ~1984
4304897344391778 ~1984
430499986099997 ~1983
430508386101677 ~1983
43050831119321599
430517986103597 ~1983
43051791033242979
4305241258314478 ~1984
4305281344422498 ~1984
43055275511074579 ~1987
4305661258339678 ~1984
430601986120397 ~1983
4306061344484898 ~1984
Exp. Prime Factor Digits Year
4306109344488738 ~1984
430619986123997 ~1983
43062831378010579 ~1986
4306447430644718 ~1984
4306801689088178 ~1985
430681186136237 ~1983
4306811344544898
4306889602964478 ~1985
430697986139597 ~1983
4307041258422478 ~1984
430748386149677 ~1983
43075071033801699 ~1985
4307557258453438 ~1984
4307701258462078 ~1984
430771186154237 ~1983
43077311809247039 ~1986
430793986158797 ~1983
43080475514300179 ~1987
4308097258485838 ~1984
4308173258490398 ~1984
4308217258493038 ~1984
430826386165277 ~1983
43086371292591119 ~1986
4308677344694178 ~1984
43087271462381943911 ~1991
625
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25-06-29