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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
19583771391675438 ~1988
19583951391679038 ~1988
195862671566901379 ~1989
195863233133811699 ~1990
19586471391729438 ~1988
195865913525586399 ~1990
19586939391738798 ~1988
19587143391742878 ~1988
19587311391746238 ~1988
19587563391751278 ~1988
19587719391754398 ~1988
19587779391755598 ~1988
195879791958797919 ~1990
19588451391769038 ~1988
19588483317333424710 ~1993
19588763391775278 ~1988
19588883391777678 ~1988
19589291391785838 ~1988
19589519391790398 ~1988
19589963391799278 ~1988
195901491567211939 ~1989
19590479391809598 ~1988
19590839391816798 ~1988
19590911391818238 ~1988
19591031391820638 ~1988
Exponent Prime Factor Digits Year
19591499391829998 ~1988
19591571391831438 ~1988
19591619391832398 ~1988
19591739391834798 ~1988
19591931391838638 ~1988
19591991391839838 ~1988
19592003391840078 ~1988
195922811175536879 ~1989
19592369141065056910 ~1992
19593599391871998 ~1988
195940193526923439 ~1990
19594031391880638 ~1988
19594559391891198 ~1988
19595003391900078 ~1988
19595123391902478 ~1988
195954313527177599 ~1990
19595621329206432910 ~1993
19595651391913038 ~1988
195957771567662179 ~1989
195958871959588719 ~1990
19596119391922398 ~1988
19596443391928878 ~1988
195967371175804239 ~1989
19597871391957438 ~1988
19598003391960078 ~1988
Exponent Prime Factor Digits Year
19599791391995838 ~1988
19600043392000878 ~1988
19600103392002078 ~1988
19600319392006398 ~1988
19600403392008078 ~1988
19600631392012638 ~1988
196012791568102339 ~1989
196012873528231679 ~1990
19601903392038078 ~1988
19602263392045278 ~1988
196022771176136639 ~1989
196034894704837379 ~1991
196036971568295779 ~1989
19603823392076478 ~1988
196040691568325539 ~1989
196041411176248479 ~1989
19604243392084878 ~1988
19604531392090638 ~1988
19604939392098798 ~1988
19604951392099038 ~1988
196055811176334879 ~1989
19605623392112478 ~1988
19605731392114638 ~1988
19605923392118478 ~1988
19606283392125678 ~1988
Exponent Prime Factor Digits Year
19606571392131438 ~1988
19607771392155438 ~1988
196080111568640899 ~1989
19608059392161198 ~1988
196080731176484399 ~1989
19608299392165998 ~1988
196083771176502639 ~1989
196087331176523999 ~1989
19608899392177998 ~1988
19609043392180878 ~1988
19609283392185678 ~1988
19609319392186398 ~1988
19609451392189038 ~1988
19609631392192638 ~1988
19610471392209438 ~1988
19610663392213278 ~1988
19610711392214238 ~1988
19610819392216398 ~1988
19611071392221438 ~1988
19611131392222638 ~1988
196121931176731599 ~1989
19613003392260078 ~1988
196132491569059939 ~1989
19613939392278798 ~1988
196144331176865999 ~1989
1352
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24-10-27