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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
30617651612353038 ~1989
30617903612358078 ~1989
30618299612365998 ~1989
30618719612374398 ~1989
30619343612386878 ~1989
30619543122478172110 ~1993
30619559612391198 ~1989
30619619612392398 ~1989
306201592449612739 ~1991
30620363612407278 ~1989
30620483612409678 ~1989
30620651612413038 ~1989
30621023612420478 ~1989
30621191612423838 ~1989
30621263612425278 ~1989
30621323612426478 ~1989
30621599612431998 ~1989
306216011837296079 ~1991
30621971612439438 ~1989
306219731837318399 ~1991
30622523612450478 ~1989
30622979612459598 ~1989
306236275512252879 ~1992
30624179612483598 ~1989
30624479612489598 ~1989
Exponent Prime Factor Digits Year
30624851612497038 ~1989
306252611837515679 ~1991
30625271612505438 ~1989
30625883612517678 ~1989
30625979612519598 ~1989
30626243612524878 ~1989
30626891612537838 ~1989
306275931837655599 ~1991
30627851612557038 ~1989
30628151612563038 ~1989
30628259612565198 ~1989
30630599612611998 ~1989
30630791612615838 ~1989
30630851612617038 ~1989
30631031612620638 ~1989
30631103612622078 ~1989
30631259612625198 ~1989
306313197351516579 ~1992
30632473287945246310 ~1994
30633359612667198 ~1989
30634199612683998 ~1989
30635123612702478 ~1989
30635639612712798 ~1989
30635639147051067310
30635711612714238 ~1989
Exponent Prime Factor Digits Year
30635903612718078 ~1989
306361972450895779 ~1991
306362939190887919 ~1992
306369611838217679 ~1991
30636971612739438 ~1989
306370011838220079 ~1991
30637163612743278 ~1989
30637283612745678 ~1989
306373811838242879 ~1991
30637571612751438 ~1989
30637583612751678 ~1989
30637751612755038 ~1989
30638243612764878 ~1989
30638351612767038 ~1989
30640019612800398 ~1989
30640871612817438 ~1989
30640931612818638 ~1989
30641519612830398 ~1989
306416297353990979 ~1992
30642011612840238 ~1989
30642263612845278 ~1989
306422811838536879 ~1991
306431477354355299 ~1992
30643559612871198 ~1989
30643631612872638 ~1989
Exponent Prime Factor Digits Year
30644063612881278 ~1989
30644651612893038 ~1989
30644903612898078 ~1989
306449277967681039 ~1992
30645239612904798 ~1989
30645311612906238 ~1989
30645383612907678 ~1989
30645539612910798 ~1989
306460675516292079 ~1992
30646111122584444110 ~1993
30646691612933838 ~1989
30647723612954478 ~1989
30647759612955198 ~1989
30647819612956398 ~1989
30648503612970078 ~1989
30648899612977998 ~1989
306489712451917699 ~1991
30649043612980878 ~1989
30649439612988798 ~1989
306496675516940079 ~1992
30650003613000078 ~1989
30650111613002238 ~1989
306501115517019999
30650519613010398 ~1989
30650579613011598 ~1989
1739
GIMPS The Prime Pages FactorDb.com
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25-04-13