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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
323623164724637 ~1982
3236329711992398 ~1984
3236357258908578 ~1983
3236413194184798 ~1983
32364472394970799 ~1986
323648364729677 ~1982
3236557194193438 ~1983
3236591258927298 ~1983
3236621194197278 ~1983
3236641194198478 ~1983
323669964733997 ~1982
3236713194202798 ~1983
323690364738077 ~1982
3237061517929778 ~1984
32370617768946419
32372331035914579 ~1985
3237257258980578 ~1983
323755164751037 ~1982
3237607582769278 ~1984
32376432136844399 ~1986
3237653194259198 ~1983
3237659259012738 ~1983
32377095180334419 ~1986
323801964760397 ~1982
32381171489533839 ~1985
Exp. Prime Factor Digits Year
3238127259050178 ~1983
3238153194289198 ~1983
3238153518104498
323822364764477 ~1982
3238397453375598 ~1984
323875164775037 ~1982
323881164776237 ~1982
3238853453439438 ~1984
3238957518233138 ~1984
3238957108181163910
323905164781037 ~1982
3239059323905918 ~1984
3239107323910718 ~1984
3239191323919118 ~1984
323927964785597 ~1982
323930364786077 ~1982
3239377518300338 ~1984
3239681259174498 ~1983
3240101194406078 ~1983
3240113453615838 ~1984
324011964802397 ~1982
324013164802637 ~1982
3240253194415198 ~1983
324029964805997 ~1982
32405531296221219 ~1985
Exp. Prime Factor Digits Year
324068364813677 ~1982
3240703324070318 ~1984
3240733777775938 ~1984
3240737194444238 ~1983
3240851259268098 ~1983
324091164818237 ~1982
3241289972386718 ~1985
3241379259310338 ~1983
3241657194499438 ~1983
324173964834797 ~1982
324194364838877 ~1982
324215964843197 ~1982
32423111556309299 ~1985
324239964847997 ~1982
3242479583646238 ~1984
3242573194554398 ~1983
3242741194564478 ~1983
3242773194566398 ~1983
3242803324280318 ~1984
3243133518901298 ~1984
324314364862877 ~1982
324323964864797 ~1982
324332364866477 ~1982
3243337518933938 ~1984
3243343778402338 ~1984
Exp. Prime Factor Digits Year
3243377454072798 ~1984
3243497454089598 ~1984
32436371556945779 ~1985
3243781194626878 ~1983
3243973194638398 ~1983
3244159583948638 ~1984
324421164884237 ~1982
3244291583972398 ~1984
3244741194684478 ~1983
3244837778760898 ~1984
324485964897197 ~1982
3244889454284478 ~1984
324491964898397 ~1982
324493164898637 ~1982
32449312141654479
324500364900077 ~1982
3245057454307998 ~1984
3245239324523918 ~1984
3245321194719278 ~1983
3245357259628578 ~1983
324547164909437 ~1982
324557964911597 ~1982
3245687584223678 ~1984
3245747259659778 ~1983
3245833194749998 ~1983
523
GIMPS The Prime Pages FactorDb.com
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25-06-01