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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
433279186655837 ~1983
4332847433284718 ~1985
433285186657037 ~1983
4332961259977678 ~1984
43330091733203619 ~1986
43333373466669619 ~1987
433339186667837 ~1983
4333457346676578 ~1984
4333481346678498 ~1984
4333543693366898 ~1985
4333543118739078310
4333601260016078 ~1984
4333877606742798 ~1985
4334041693446578 ~1985
4334107780139278 ~1985
4334119780141438 ~1985
4334221260053278 ~1984
433439986687997 ~1983
4334441260066478 ~1984
433448386689677 ~1983
433457986691597 ~1983
4334653693544498 ~1985
43347532340766639 ~1986
4335103433510318 ~1985
433520386704077 ~1983
Exp. Prime Factor Digits Year
4335329346826338 ~1984
4335367693658738 ~1985
4335403693664498 ~1985
43357631040583139 ~1985
433595986719197 ~1983
433610386722077 ~1983
4336147433614718 ~1985
43363271734530819 ~1986
433646386729277 ~1983
433658386731677 ~1983
43365835290631279
43365891040781379 ~1985
4336741260204478 ~1984
4336799346943938 ~1984
4336867433686718 ~1985
433691986738397 ~1983
43370272081772979 ~1986
43371471040915299 ~1985
433717186743437 ~1983
4337297607221598 ~1985
4337693260261598 ~1984
433795186759037 ~1983
4338073260284398 ~1984
4338353260301198 ~1984
433853986770797 ~1983
Exp. Prime Factor Digits Year
433856386771277 ~1983
433862386772477 ~1983
433867186773437 ~1983
433892386778477 ~1983
433903186780637 ~1983
4339091347127298 ~1984
4339147694263538 ~1985
4339253607495438 ~1985
4339289347143138 ~1984
4339337607507198 ~1985
433945186789037 ~1983
4339529347162338 ~1984
4339537260372238 ~1984
433987186797437 ~1983
433988386797677 ~1983
433994386798877 ~1983
434041186808237 ~1983
43406212083498099 ~1986
434078386815677 ~1983
4341013694562098 ~1985
4341079434107918 ~1985
434137186827437 ~1983
4341377260482638 ~1984
4341487781467678 ~1985
4341497260489838 ~1984
Exp. Prime Factor Digits Year
4341637694661938 ~1985
434180386836077 ~1983
4341893607865038 ~1985
4341947347355778 ~1984
434197186839437 ~1983
4342067781572078 ~1985
4342207694753138 ~1985
43423394950266479 ~1987
4342367347389378 ~1984
4342427347394178 ~1984
43425671042216099 ~1985
434263186852637 ~1983
4342993260579598 ~1984
4343057260583438 ~1984
4343221694915378 ~1985
43432994930513024911 ~1992
4343327781798878 ~1985
4343839434383918 ~1985
4343887695021938 ~1985
4343893695022898 ~1985
4344031781925598 ~1985
434408386881677 ~1983
434414386882877 ~1983
4344149347531938 ~1984
43441492589112804111
639
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25-11-17