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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
1210330192420660399 ~1994
1210344112420688239 ~1994
121035689363107067110 ~1997
1210365377262192239 ~1995
1210371832420743679 ~1994
1210380137262280799 ~1995
121045063193672100910 ~1996
1210473017262838079 ~1995
1210499632420999279 ~1994
1210506232421012479 ~1994
121052527121052527110 ~1996
1210528912421057839 ~1994
1210569419684555299 ~1996
121057667314749934310 ~1997
1210576792421153599 ~1994
1210581832421163679 ~1994
121058299121058299110 ~1996
1210606312421212639 ~1994
1210644592421289199 ~1994
1210673392421346799 ~1994
1210676512421353039 ~1994
1210723312421446639 ~1994
1210737177264423039 ~1995
1210744337264465999 ~1995
121075067314795174310 ~1997
Exponent Prime Factor Digits Year
1210799992421599999 ~1994
1210826777264960639 ~1995
1210849217265095279 ~1995
1210864017265184079 ~1995
1210866712421733439 ~1994
1210899592421799199 ~1994
121092509169529512710 ~1996
1210926137265556799 ~1995
121095523290629255310 ~1997
1210963312421926639 ~1994
1210969312421938639 ~1994
1211027632422055279 ~1994
1211060817266364879 ~1995
1211078512422157039 ~1994
121110109266442239910 ~1997
1211113792422227599 ~1994
1211179079689432579 ~1996
1211182192422364399 ~1994
1211190592422381199 ~1994
121119857944734884710 ~1998
1211215432422430879 ~1994
1211227912422455839 ~1994
121122791218021023910
121126289290703093710 ~1997
1211341792422683599 ~1994
Exponent Prime Factor Digits Year
121140499121140499110 ~1996
1211429512422859039 ~1994
1211443432422886879 ~1994
121147099121147099110 ~1996
1211484592422969199 ~1994
1211498392422996799 ~1994
1211545912423091839 ~1994
1211552392423104799 ~1994
1211565232423130479 ~1994
1211638312423276639 ~1994
1211665792423331599 ~1994
1211667232423334479 ~1994
1211737912423475839 ~1994
1211801512423603039 ~1994
1211811712423623439 ~1994
1211883232423766479 ~1994
1211892832423785679 ~1994
1211902912423805839 ~1994
121192807121192807110 ~1996
1212031937272191599 ~1995
1212041032424082079 ~1994
1212074512424149039 ~1994
121207939290899053710 ~1997
1212092392424184799 ~1994
1212199912424399839 ~1994
Exponent Prime Factor Digits Year
1212218392424436799 ~1994
1212223312424446639 ~1994
1212225112424450239 ~1994
1212254512424509039 ~1994
1212269992424539999 ~1994
1212300232424600479 ~1994
1212322912424645839 ~1994
121234433290962639310 ~1997
1212361192424722399 ~1994
1212376312424752639 ~1994
1212405712424811439 ~1994
1212451192424902399 ~1994
1212529792425059599 ~1994
1212565432425130879 ~1994
1212569219700553699 ~1996
1212616312425232639 ~1994
1212624232425248479 ~1994
1212644632425289279 ~1994
121266667194026667310 ~1996
1212671992425343999 ~1994
121268513169775918310 ~1996
1212692512425385039 ~1994
1212710777276264639 ~1995
1212777712425555439 ~1994
1212809632425619279 ~1994
2521
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25-05-04