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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
553170711106341439 ~1991
553180311106360639 ~1991
553204374425634979 ~1993
553209591106419199 ~1991
553218231106436479 ~1991
553243311106486639 ~1991
553247991106495999 ~1991
55325521221302084110 ~1995
553265031106530079 ~1991
553267373319604239 ~1993
553278173319669039 ~1993
553284111106568239 ~1991
553302111106604239 ~1991
553313773319882639 ~1993
553327431106654879 ~1991
553335111106670239 ~1991
553339791106679599 ~1991
553364991106729999 ~1991
553378191106756399 ~1991
553387791106775599 ~1991
553398773320392639 ~1993
553400391106800799 ~1991
553409631106819279 ~1991
553417791073630512711 ~1996
553424574427396579 ~1993
Exponent Prime Factor Digits Year
553460991106921999 ~1991
553480191106960399 ~1991
553492791106985599 ~1991
553506111107012239 ~1991
553513974428111779 ~1993
553519311107038639 ~1991
553529391107058799 ~1991
553529631107059279 ~1991
553531133321186799 ~1993
553540213321241279 ~1993
553570191107140399 ~1991
553583991107167999 ~1991
553606911107213839 ~1991
553616511107233039 ~1991
55363261398615479310 ~1995
553636311107272639 ~1991
553639373321836239 ~1993
553647231107294479 ~1991
553653711107307439 ~1991
553671711107343439 ~1991
553675791107351599 ~1991
553696311107392639 ~1991
553733991107467999 ~1991
553740013322440079 ~1993
553745031107490079 ~1991
Exponent Prime Factor Digits Year
553748813322492879 ~1993
553750373322502239 ~1993
553770111107540239 ~1991
553773173322639039 ~1993
553803711107607439 ~1991
553813791107627599 ~1991
553821773322930639 ~1993
553822791107645599 ~1991
553823333322939999 ~1993
553824195538241919 ~1993
553850511107701039 ~1991
553875831107751679 ~1991
553889533323337199 ~1993
553901031107802079 ~1991
553916631107833279 ~1991
553925031107850079 ~1991
553933191107866399 ~1991
553946391107892799 ~1991
553947231107894479 ~1991
554000533324003199 ~1993
554000991108001999 ~1991
554004591108009199 ~1991
554016013324096079 ~1993
55402511277012555110 ~1995
554048511108097039 ~1991
Exponent Prime Factor Digits Year
554064231108128479 ~1991
554073111108146239 ~1991
554112591108225199 ~1991
554127231108254479 ~1991
554142231108284479 ~1991
554146311108292639 ~1991
554153511108307039 ~1991
554154711108309439 ~1991
554171391108342799 ~1991
554173911108347839 ~1991
554177511108355039 ~1991
554187711108375439 ~1991
554188431108376879 ~1991
554195838867133299 ~1994
554223591108447199 ~1991
554225511108451039 ~1991
554225933325355599 ~1993
554252031108504079 ~1991
554255991108511999 ~1991
554262231108524479 ~1991
554263791108527599 ~1991
55426967144110114310 ~1994
554272311108544639 ~1991
55427791232796722310 ~1995
554280711108561439 ~1991
2094
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25-04-20