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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
26469539529390798 ~1989
264695392117563139
26469959529399198 ~1989
264702731588216399 ~1990
26470319529406398 ~1989
26470679529413598 ~1989
264707331588243999 ~1990
26470739529414798 ~1989
264708771588252639 ~1990
264709794764776239 ~1991
26471111529422238 ~1989
26471339529426798 ~1989
264717011588302079 ~1990
26471831529436638 ~1989
26471891529437838 ~1989
26472191529443838 ~1989
26472311529446238 ~1989
26472431529448638 ~1989
26473043529460878 ~1989
26473439529468798 ~1989
264735112117880899 ~1990
26473691529473838 ~1989
26473883529477678 ~1989
26474471529489438 ~1989
264744731588468399 ~1990
Exponent Prime Factor Digits Year
264744734235915699
26474879529497598 ~1989
26474891529497838 ~1989
26475359529507198 ~1989
26475623529512478 ~1989
26476223529524478 ~1989
26476981127089508910 ~1992
26477543529550878 ~1989
26478563529571278 ~1989
26478659529573198 ~1989
264787571588725439 ~1990
264788636884504399 ~1992
264789172118313379 ~1990
26479763529595278 ~1989
26480099529601998 ~1989
26480159529603198 ~1989
26480963529619278 ~1989
26481419529628398 ~1989
26481491529629838 ~1989
264820039003881039 ~1992
264822412118579299 ~1990
26482331529646638 ~1989
26482559529651198 ~1989
26483063529661278 ~1989
26483783529675678 ~1989
Exponent Prime Factor Digits Year
26483939529678798 ~1989
26484131529682638 ~1989
26484239529684798 ~1989
264843771589062639 ~1990
26484599529691998 ~1989
264846172118769379 ~1990
26484779529695598 ~1989
26484791529695838 ~1989
26485499529709998 ~1989
264859934237758899 ~1991
26486879529737598 ~1989
264870772118966179 ~1990
26487203529744078 ~1989
26487239529744798 ~1989
26487431529748638 ~1989
26487563529751278 ~1989
26487647132438235110 ~1992
26487971529759438 ~1989
26488211529764238 ~1989
264889912119119299 ~1990
26489063529781278 ~1989
264891371589348239 ~1990
26489579529791598 ~1989
26490083529801678 ~1989
264909772119278179 ~1990
Exponent Prime Factor Digits Year
264914274768456879 ~1991
26491631529832638 ~1989
26491739529834798 ~1989
26491859529837198 ~1989
26491931529838638 ~1989
264920776358098499 ~1992
26492663529853278 ~1989
26492759529855198 ~1989
26493023529860478 ~1989
26493059529861198 ~1989
264934571589607439 ~1990
26493563529871278 ~1989
264936531589619199 ~1990
26494043529880878 ~1989
26494271529885438 ~1989
26494691529893838 ~1989
26494931529898638 ~1989
26495723529914478 ~1989
26496479529929598 ~1989
264969131589814799 ~1990
26497463529949278 ~1989
264978531589871199 ~1990
26498099529961998 ~1989
264984771589908639 ~1990
264996312649963119 ~1991
1698
GIMPS The Prime Pages FactorDb.com
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26-01-11