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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
3549823354982318 ~1984
3549851283988098 ~1984
3549901212994078 ~1983
354991170998237 ~1982
355009171001837 ~1982
3550163923042398 ~1985
3550219355021918 ~1984
35502891349109839 ~1985
3550357213021438 ~1983
355043971008797 ~1982
3550541284043298 ~1984
355061971012397 ~1982
355064371012877 ~1982
3550667284053378 ~1984
35507211349273999 ~1985
3550741213044478 ~1983
3550873213052398 ~1983
35508891065266719 ~1985
3551027284082178 ~1984
35510291917555679 ~1986
355112371022477 ~1982
3551767639318078 ~1984
355193971038797 ~1982
3552041284163298 ~1984
355207171041437 ~1982
Exp. Prime Factor Digits Year
3552163852519138 ~1985
355217971043597 ~1982
3552247355224718 ~1984
355229971045997 ~1982
355261171052237 ~1982
3552667355266718 ~1984
3552671284213698 ~1984
3552797213167838 ~1983
3552953213177198 ~1983
3552953852708738
3553139284251138 ~1984
35532418812037699 ~1987
3553409497477278 ~1984
355355971071197 ~1982
3554069184100774310 ~1988
3554141213248478 ~1983
35541416468536639
355423171084637 ~1982
3554231924100078
3554437213266238 ~1983
3554477213268638 ~1983
3554477497626798
355459171091837 ~1982
3554597213275838 ~1983
3554597284367778
Exp. Prime Factor Digits Year
355471171094237 ~1982
3554779355477918 ~1984
3554821213289278 ~1983
355505971101197 ~1982
3555089497712478 ~1984
3555113213306798 ~1983
355513171102637 ~1982
3555311284424898 ~1984
35554491919942479 ~1986
355555171111037 ~1982
355559971111997 ~1982
35558331137866579 ~1985
3555883568941298 ~1984
3556093213365598 ~1983
3556151284492098 ~1984
3556169497863678 ~1984
355633171126637 ~1982
355649971129997 ~1982
3556649853595778 ~1985
355669171133837 ~1982
35567932205211679 ~1986
3556801213408078 ~1983
355699171139837 ~1982
3557117497996398 ~1984
355724371144877 ~1982
Exp. Prime Factor Digits Year
3557299355729918 ~1984
3557551355755118 ~1984
355763971152797 ~1982
355778371155677 ~1982
355784371156877 ~1982
355790371158077 ~1982
355795171159037 ~1982
355801171160237 ~1982
355805971161197 ~1982
3558101284648098 ~1984
3558343569334898 ~1984
35588831494730879 ~1985
3558901782958238 ~1985
355891171178237 ~1982
3558917284713378 ~1984
3558953498253438 ~1984
355898371179677 ~1982
355909171181837 ~1982
3559097284727778 ~1984
3559117569458738 ~1984
3559201213552078 ~1983
3559207355920718 ~1984
3559267355926718 ~1984
355934371186877 ~1982
3559453569512498 ~1984
551
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25-04-13