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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
25414619508292398 ~1989
254154472033235779 ~1990
25415723508314478 ~1989
25415783508315678 ~1989
254158936099814339 ~1991
254161612033292899 ~1990
25416491508329838 ~1989
254164912033319299
25417391508347838 ~1989
254181912541819119 ~1991
25418411508368238 ~1989
25418423508368478 ~1989
25418531508370638 ~1989
254190194575423439 ~1991
25419671508393438 ~1989
25420229122017099310 ~1992
25420379508407598 ~1989
25420463508409278 ~1989
25420523508410478 ~1989
25420751508415038 ~1989
25420931508418638 ~1989
25421771508435438 ~1989
25421939508438798 ~1989
254222834067565299 ~1991
25422791508455838 ~1989
Exponent Prime Factor Digits Year
25422851508457038 ~1989
254228572033828579 ~1990
25423043508460878 ~1989
25423103508462078 ~1989
25423571508471438 ~1989
25424183508483678 ~1989
25424519508490398 ~1989
254246571525479439 ~1990
25424699508493998 ~1989
25424771508495438 ~1989
254251512542515119 ~1991
25425311508506238 ~1989
25425479508509598 ~1989
25425551508511038 ~1989
25425899508517998 ~1989
25426763508535278 ~1989
254268371525610239 ~1990
25426991508539838 ~1989
25427219508544398 ~1989
254272731525636399 ~1990
25427999508559998 ~1989
254283712034269699 ~1990
25429499508589998 ~1989
25430039508600798 ~1989
25430423508608478 ~1989
Exponent Prime Factor Digits Year
25430579508611598 ~1989
254306093560285279 ~1991
25431611508632238 ~1989
25431863508637278 ~1989
25432559508651198 ~1989
25432619508652398 ~1989
25433651508673038 ~1989
25433879508677598 ~1989
25434323508686478 ~1989
25434551244171689710 ~1993
25435031508700638 ~1989
254355171526131039 ~1990
25435691508713838 ~1989
254362971526177839 ~1990
25436303508726078 ~1989
254365576104773699 ~1991
25436759508735198 ~1989
25436891508737838 ~1989
25437239508744798 ~1989
25437311508746238 ~1989
25437539508750798 ~1989
254387992035103939 ~1990
25438811508776238 ~1989
25438883508777678 ~1989
25440011508800238 ~1989
Exponent Prime Factor Digits Year
25440179508803598 ~1989
254404194579275439 ~1991
25440539508810798 ~1989
25440731508814638 ~1989
25441319508826398 ~1989
254423274579618879 ~1991
25442603508852078 ~1989
25442639508852798 ~1989
25442759508855198 ~1989
254427771526566639 ~1990
25442783508855678 ~1989
25443059508861198 ~1989
254431672035453379 ~1990
25444091508881838 ~1989
254446074580029279 ~1991
254449611526697679 ~1990
25445219508904398 ~1989
25446023508920478 ~1989
25446143508922878 ~1989
25446299508925998 ~1989
25446563508931278 ~1989
25446623508932478 ~1989
25447043508940878 ~1989
25447391508947838 ~1989
25447871508957438 ~1989
1587
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25-04-13