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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
61219191101945439
6121931162843364710 ~1989
61223411346915039 ~1987
6122411122448238 ~1984
61226511591889279 ~1987
6122819489825538 ~1985
61229178327167139 ~1988
6122939122458798 ~1984
6122947612294718 ~1986
6122999122459998 ~1984
6122999489839938
6123059122461198 ~1984
6123191122463838 ~1984
6123251122465038 ~1984
61233612816746079 ~1987
6123571612357118 ~1986
6123617489889378 ~1985
6123781367426878 ~1985
6124439122488798 ~1984
61246491837394719 ~1987
6124681367480878 ~1985
6124691122493838 ~1984
6124751489980098 ~1985
6124817367489038 ~1985
6124823122496478 ~1984
Exp. Prime Factor Digits Year
6124889489991138 ~1985
6124991122499838 ~1984
6125089847712317710 ~1991
6125123122502478 ~1984
61252572940123379 ~1987
6125381490030498 ~1985
6125459122509198 ~1984
61255991102607839 ~1986
6125711490056898 ~1985
6125741367544478 ~1985
6125783122515678 ~1984
6126203122524078 ~1984
6126299122525998 ~1984
61264278331940739 ~1988
6126431490114498 ~1985
6126457980233138 ~1986
6126467490117378 ~1985
61265514043523679 ~1988
61265877351904419 ~1988
6126839122536798 ~1984
6126847980295538 ~1986
6127391122547838 ~1984
6127679122553598 ~1984
6127733367663998 ~1985
61281131348184879 ~1987
Exp. Prime Factor Digits Year
6128183122563678 ~1984
61282071103077279 ~1986
6128237367694238 ~1985
6128237490258978
6128663122573278 ~1984
6128723122574478 ~1984
61288131470915139 ~1987
6129611122592238 ~1984
6129731122594638 ~1984
6129743122594878 ~1984
6129803122596078 ~1984
6130253367815198 ~1985
6130337367820238 ~1985
6130541490443298 ~1985
6130697367841838 ~1985
6130763122615278 ~1984
6131039122620798 ~1984
6131039490483138
6131057490484578 ~1985
6131189490495138 ~1985
6131533367891998 ~1985
61315511103679199 ~1986
61316511962128339 ~1987
6131759122635198 ~1984
61320891471701379 ~1987
Exp. Prime Factor Digits Year
6132271613227118 ~1986
6132319613231918 ~1986
61327691839830719 ~1987
6132857490628578 ~1985
6133139122662798 ~1984
6133139490651138
6133163122663278 ~1984
6133271122665438 ~1984
6133271490661698
6133273367996398 ~1985
6133273981323698
6133331122666638 ~1984
6133343122666878 ~1984
6133499122669998 ~1984
6133643122672878 ~1984
6133871122677438 ~1984
6133871490709698
6133943122678878 ~1984
6134101981456178 ~1986
6134237368054238 ~1985
6134279122685598 ~1984
6134483122689678 ~1984
6134551613455118 ~1986
6134699122693998 ~1984
6134699490775938
770
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25-06-01