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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.
Exp. Prime Factor Digits Year
2382389190591138 ~1982
238249147649837 ~1981
2382557142953438 ~1982
238256347651277 ~1981
2382781714834318 ~1984
2382859238285918 ~1983
2382871238287118 ~1983
2382881142972878 ~1982
2382883571891938 ~1983
2382943571906338 ~1983
2382953142977198 ~1982
2382979238297918 ~1983
23830911000898239 ~1984
2383141524291038 ~1983
2383301190664098 ~1982
2383397190671778 ~1982
2383397333675598
2383477572034498 ~1983
2383517143011038 ~1982
238357147671437 ~1981
2383573143014398 ~1982
2383673143020398 ~1982
238373947674797 ~1981
2383739190699138
238376347675277 ~1981
Exp. Prime Factor Digits Year
2383817143029038 ~1982
2383907190712578 ~1982
2384257381481138 ~1983
2384297333801598 ~1983
238433947686797 ~1981
238436347687277 ~1981
2384497143069838 ~1982
2384513715353918 ~1984
238457947691597 ~1981
2384581143074878 ~1982
2384609572306178 ~1983
2384653143079198 ~1982
2384803238480318 ~1983
2384821381571378 ~1983
238495147699037 ~1981
2384971429294798 ~1983
2385113143106798 ~1982
2385181381628978 ~1983
238526347705277 ~1981
23852632480673539
2385433572503938 ~1983
2385653572556738 ~1983
2385857143151438 ~1982
238598347719677 ~1981
238637947727597 ~1981
Exp. Prime Factor Digits Year
2386453715935918 ~1984
238667947733597 ~1981
238673947734797 ~1981
2386793334151038 ~1983
2386793763773778
238688347737677 ~1981
2386889716066718 ~1984
2387051190964098 ~1982
2387201190976098 ~1982
2387207190976578 ~1982
2387299238729918 ~1983
2387477572994498 ~1983
2387501716250318 ~1984
238754347750877 ~1981
238757947751597 ~1981
2387729191018338 ~1982
2387729764073298
2387857573085698 ~1983
2387911382065778 ~1983
2387969191037538 ~1982
23880371098497039 ~1984
23880832865699619 ~1985
2388097382095538 ~1983
2388103573144738 ~1983
2388181143290878 ~1982
Exp. Prime Factor Digits Year
23881815731634419
2388257191060578 ~1982
2388257716477118
238844347768877 ~1981
2388473143308398 ~1982
23884991528639379 ~1985
2388677716603118 ~1984
238883947776797 ~1981
238886347777277 ~1981
238898347779677 ~1981
23890973058044179 ~1985
2389249525634798 ~1983
238937947787597 ~1981
238939147787837 ~1981
238946347789277 ~1981
2389483382317298 ~1983
2389619430131438 ~1983
2389637573512898 ~1983
2390021191201698 ~1982
2390071354208522310 ~1988
239009947801997 ~1981
2390221525848638 ~1983
239024347804877 ~1981
2390299430253838 ~1983
239035147807037 ~1981
450
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26-09-27