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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
662281105964978 1978
66232366232317 1978
66233913246797 1978
662339158961378
662357688851298 1978
662491317995698 1978
66253113250637 1978
66255166255117 1978
66259113251837 1978
66277113255437 1978
6628191272612499 1978
66286753029377 1978
66291739775037 1978
66293953035137 1978
66294139776477 1978
66295113259037 1978
66295792813997 1978
663049424351378 1978
66316139789677 1978
66319113263837 1978
663263172448398 1978
663349145936798 1978
663563477765378 1978
66359913271997 1978
663763424808338 1978
Exp. Prime Factor Digits Year
663853159324738 1978
66397339838397 1978
66404313280877 1978
66409113281837 1978
664289159429378 1978
66440313288077 1978
66442753154177 1978
664427172751038
66457113291437 1978
664619598157118 1978
66467913293597 1978
664691372226978 1978
66473913294797 1978
66475753180577 1978
664757358968798
664771119658798 1978
664777305797438 1978
66479913295997 1978
664933359063838 1978
664967492075598 1978
665029199508718 1978
66505113301037 1978
665051172913278
665053465537118 1978
66511113302237 1978
Exp. Prime Factor Digits Year
665113425672338 1978
6651171596280819 1978
66521339912797 1978
66527913305597 1978
66550753240577 1978
66560313312077 1978
665713266285218 1978
665761106521778 1978
66578313315677 1978
66601966601917 1978
66602313320477 1978
66604153283297 1978
666109319732338 1978
66617339970397 1978
66617393264237
666173159881538
666191279800238 1978
666329159918978 1978
666427106628338 1978
666431119957598 1978
66643739986237 1978
6664613412280339 1978
666493746472178 1978
666637466645918 1978
666727266690818 1978
Exp. Prime Factor Digits Year
666733160015938 1978
666811266724418 1978
66690140014077 1978
666901146718238
66695913339197 1978
66698313339677 1978
66721113344237 1978
667211373638178
6672412015067839 1978
667351440451678 1978
667379213561298 1978
66748753398977 1978
667507267002818 1978
66753166753117 1978
66756140053677 1978
667577373843138 1978
66764313352877 1978
66765740059437 1978
66767340060397 1978
66769966769917 1978
667741146903038 1978
66783740070237 1978
667883160291938 1978
66805113361037 1978
668051120249198
188
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