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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
3789277227356638 ~1984
3789337227360238 ~1984
3789413227364798 ~1984
3789713530559838 ~1984
378983975796797 ~1982
37898594926816719 ~1987
3789883606381298 ~1985
37902294169251919 ~1987
3790517530672398 ~1984
37905592805013679 ~1986
379073975814797 ~1982
3790757227445438 ~1984
379076375815277 ~1982
3790889303271138 ~1984
3791231985720078 ~1985
379130375826077 ~1982
3791339909921378 ~1985
3791479682466238 ~1985
3791497227489838 ~1984
37915092729886499 ~1986
3791551606648178 ~1985
3791651303332098 ~1984
3791701227502078 ~1984
3791807303344578 ~1984
3791981227518878 ~1984
Exp. Prime Factor Digits Year
3792029530884078 ~1984
3792149303371938 ~1984
379217975843597 ~1982
3792367606778738 ~1985
3792487379248718 ~1984
3792487606797938
379273175854637 ~1982
37928572958428479 ~1986
3792979910314978 ~1985
379298375859677 ~1982
379301975860397 ~1982
37930391517215619 ~1986
379319975863997 ~1982
3793199303455938
3793241303459298 ~1984
3793457531083998 ~1984
3793613227616798 ~1984
37938071821027379 ~1986
379393175878637 ~1982
3794081227644878 ~1984
3794137106235836110 ~1988
3794279682970238 ~1985
379471175894237 ~1982
379489175897837 ~1982
379495175899037 ~1982
Exp. Prime Factor Digits Year
379505975901197 ~1982
3795091607214578 ~1985
3795221227713278 ~1984
379525175905037 ~1982
37954011442252399 ~1986
379541975908397 ~1982
379544375908877 ~1982
379550375910077 ~1982
3795511607281778 ~1985
3795551683199198 ~1985
37955811442320799 ~1986
3795697227741838 ~1984
379589975917997 ~1982
379603175920637 ~1982
3796061303684898 ~1984
3796063607370098 ~1985
3796097303687778 ~1984
3796193531467038 ~1984
379621175924237 ~1982
37962172049957199 ~1986
3796277227776638 ~1984
379628375925677 ~1982
379637975927597 ~1982
379645175929037 ~1982
3796453227787198 ~1984
Exp. Prime Factor Digits Year
3796531683375598 ~1985
3796673227800398 ~1984
379673975934797 ~1982
379681175936237 ~1982
3796843607494898 ~1985
3796921835322638 ~1985
3796997531579598 ~1984
37971111215075539 ~1985
3797161227829678 ~1984
3797179683492238 ~1985
3797489531648478 ~1984
379760375952077 ~1982
37976117291413139 ~1987
3797657227859438 ~1984
3797743607638898 ~1985
379781975956397 ~1982
3798413911619138 ~1985
379841975968397 ~1982
3798517227911038 ~1984
3798533227911998 ~1984
3798671303893698 ~1984
3798853227931198 ~1984
379892375978477 ~1982
3798943379894318 ~1984
3798953531853438 ~1984
588
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25-11-17