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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
23784539475690798 ~1989
23784731475694638 ~1989
237847791902782339 ~1990
237849731427098399 ~1990
23785103475702078 ~1989
237851211427107279 ~1990
237852971427117839 ~1990
23785763475715278 ~1989
23786039475720798 ~1989
23786123475722478 ~1989
237861731427170399 ~1990
23786303475726078 ~1989
237863331427179999 ~1990
23787143475742878 ~1989
23787371475747438 ~1989
237874611427247679 ~1990
23787719475754398 ~1989
23787779475755598 ~1989
23787931114182068910 ~1992
237880011427280079 ~1990
23788031475760638 ~1989
23788211475764238 ~1989
237893991903151939 ~1990
23789411475788238 ~1989
23790359475807198 ~1989
Exponent Prime Factor Digits Year
23790419475808398 ~1989
23790491475809838 ~1989
23790551475811038 ~1989
237910571427463439 ~1990
23791139475822798 ~1989
23791673418733444910 ~1993
23792003475840078 ~1989
237921011427526079 ~1990
23792651475853038 ~1989
23792663475853278 ~1989
237931817137954319 ~1991
237931971903455779 ~1990
237933835710411939 ~1991
23793851475877038 ~1989
23795099475901998 ~1989
23795279475905598 ~1989
23795323171326325710 ~1992
237955095710922179 ~1991
237957531427745199 ~1990
23796131475922638 ~1989
23796203475924078 ~1989
23796599475931998 ~1989
23796611475932238 ~1989
237966675711200099 ~1991
23797391475947838 ~1989
Exponent Prime Factor Digits Year
23797523475950478 ~1989
23798303475966078 ~1989
23798891475977838 ~1989
237993171903945379 ~1990
23799383475987678 ~1989
23799731475994638 ~1989
23799911475998238 ~1989
238001514284027199 ~1991
238001592380015919 ~1990
238003211428019279 ~1990
238004112380041119 ~1990
238009211428055279 ~1990
238025571904204579 ~1990
23803463476069278 ~1989
23803883476077678 ~1989
23804303476086078 ~1989
238044611428267679 ~1990
23804531476090638 ~1989
23804591476091838 ~1989
23804699476093998 ~1989
23805443476108878 ~1989
23805539476110798 ~1989
23805791476115838 ~1989
23805863476117278 ~1989
238061571428369439 ~1990
Exponent Prime Factor Digits Year
23806379476127598 ~1989
238067232380672319 ~1990
238068471904547779 ~1990
238068474285232479
23807279476145598 ~1989
238075571428453439 ~1990
23807963476159278 ~1989
23808419476168398 ~1989
23808671476173438 ~1989
23808803476176078 ~1989
23809199476183998 ~1989
238093992380939919 ~1990
238094531428567199 ~1990
23809811476196238 ~1989
238101474285826479 ~1991
23810651476213038 ~1989
23811383476227678 ~1989
238117011428702079 ~1990
238117371428704239 ~1990
23812091476241838 ~1989
23812331476246638 ~1989
23812559476251198 ~1989
23813003171453621710 ~1992
23813771476275438 ~1989
23813879476277598 ~1989
1537
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25-04-13