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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
11982011917121619
1198247287579298 ~1981
1198247311544238
1198259287582178 ~1981
1198321263630638 ~1981
119834323966877 ~1978
1198363407443438 ~1981
1198363766952338
1198447767006098 ~1982
119845123969037 ~1978
119858323971677 ~1978
119875123975037 ~1978
11988491438618819 ~1983
119911795929377 ~1980
119912323982477 ~1978
119918323983677 ~1978
1199309743571598 ~1982
11993092014839139
1199357167909998 ~1981
1199357455755678
1199369935507838 ~1982
119945923989197 ~1978
119946171967677 ~1980
1199521479808418 ~1982
1199573359871918 ~1981
Exp. Prime Factor Digits Year
1199591599795518 ~1982
11996631151676499 ~1983
119969923993997 ~1978
119969995975937
1199767479906818 ~1982
1199813383940178 ~1981
119987923997597 ~1978
1200061192009778 ~1981
1200307576147378 ~1982
1200323672180898 ~1982
120035924007197 ~1978
120038324007677 ~1978
1200509168071278 ~1981
1200527216094878 ~1981
1200581884588080910 ~1987
1200751120075118 ~1980
12007513386117839
120091796073377 ~1980
1200917576440178
1200917960733618
120101924020397 ~1978
1201027768657298 ~1982
120104324020877 ~1978
120115372069197 ~1980
1201153480461218
Exp. Prime Factor Digits Year
1201217456462478 ~1982
120128324025677 ~1978
1201309768837778 ~1982
1201381192220978 ~1981
1201489841042318 ~1982
120152324030477 ~1978
120155924031197 ~1978
1201637456622078 ~1982
120164324032877 ~1978
120169124033837 ~1978
120170324034077 ~1978
12018531826816579 ~1983
1202023120202318 ~1980
120208172124877 ~1980
12021534327750819 ~1984
1202221192355378 ~1981
1202221553021678
1202251120225118 ~1980
1202261673266178 ~1982
12022931130155439 ~1983
120242324048477 ~1978
120247772148637 ~1980
120250172150077 ~1980
120260996208737 ~1980
1202689264591598 ~1981
Exp. Prime Factor Digits Year
120297772178637 ~1980
120298796238977 ~1980
1203127216562878 ~1981
12031495197603699 ~1984
120316196252897 ~1980
1203161360948318
120335996268737 ~1980
120336172201677 ~1980
12033611419965999
120353372211997 ~1980
1203607192577138 ~1981
1203611312938878 ~1981
1203619216651438 ~1981
120373124074637 ~1978
120379124075837 ~1978
120389924077997 ~1978
1203931120393118 ~1980
1203941577891698 ~1982
120397124079437 ~1978
1204003770561938 ~1982
120401924080397 ~1978
120413924082797 ~1978
120433796346977 ~1980
120445196356097 ~1980
120458324091677 ~1978
283
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26-04-05