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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
484405196881037 ~1983
4844227484422718 ~1985
4844387387550978 ~1985
48444432034666079 ~1986
484445996889197 ~1983
4844501387560098 ~1985
4844573290674398 ~1984
4844573678240238
484514396902877 ~1983
484525196905037 ~1983
4845271484527118 ~1985
4845481290728878 ~1984
4845593290735598 ~1984
484571996914397 ~1983
4845721188983119110 ~1989
48457933392055119 ~1987
4845989387679138 ~1985
484609196921837 ~1983
4846157387692578 ~1985
4846181387694498 ~1985
48461871260008639 ~1986
48464097269613519 ~1988
4846481290788878 ~1984
4846553290793198 ~1984
484663196932637 ~1983
Exp. Prime Factor Digits Year
4846801775488178 ~1985
484681196936237 ~1983
4846939484693918 ~1985
4846987484698718 ~1985
48469871163276899
4847021290821278 ~1984
48470411066349039 ~1986
4847237387778978 ~1985
4847237678613198
4847267387781378 ~1985
4847317290839038 ~1984
4847537678655198 ~1985
484754396950877 ~1983
4847573290854398 ~1984
4847657290859438 ~1984
4847699387815938 ~1985
4847743484774318 ~1985
4847981290878878 ~1984
4848037290882238 ~1984
48481991163567779 ~1986
484825196965037 ~1983
484835996967197 ~1983
4848391775742578 ~1985
4848421290905278 ~1984
484865996973197 ~1983
Exp. Prime Factor Digits Year
484871996974397 ~1983
4848913290934798 ~1984
4849057290943438 ~1984
4849121387929698 ~1985
4849531872915598 ~1986
4849577290974638 ~1984
4849951484995118 ~1985
4849967387997378 ~1985
485012397002477 ~1983
4850137291008238 ~1984
485023197004637 ~1983
4850231388018498
485024397004877 ~1983
4850317291019038 ~1984
4850519388041538 ~1985
485084397016877 ~1983
48509693007600799 ~1987
4851073291064398 ~1984
485108397021677 ~1983
4851233679172638 ~1985
485149197029837 ~1983
485168397033677 ~1983
4851761388140898 ~1985
4851883485188318 ~1985
485227197045437 ~1983
Exp. Prime Factor Digits Year
485228397045677 ~1983
4852303776368498 ~1985
4852693291161598 ~1984
48530831164739939 ~1986
485335197067037 ~1983
4853837388306978 ~1985
4854247485424718 ~1985
485453997090797 ~1983
485459997091997 ~1983
4854739485473918 ~1985
485477997095597 ~1983
4854833679676638 ~1985
4854893679685038 ~1985
485539197107837 ~1983
485570397114077 ~1983
48557171165372099 ~1986
4855973291358398 ~1984
485600397120077 ~1983
4856053291363198 ~1984
48562072330979379 ~1987
4856273291376398 ~1984
4856279388502338 ~1985
48562971165511299 ~1986
485639997127997 ~1983
48565311554089939 ~1986
683
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25-11-02