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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
25922423518448478 ~1989
25922471518449438 ~1989
25922843518456878 ~1989
25923263518465278 ~1989
259237011555422079 ~1990
25923899518477998 ~1989
25924163518483278 ~1989
25924523518490478 ~1989
259247474666454479 ~1991
25924763518495278 ~1989
25924823518496478 ~1989
25925171518503438 ~1989
25925303518506078 ~1989
25926371518527438 ~1989
25926503518530078 ~1989
25926779518535598 ~1989
25927403518548078 ~1989
25927619518552398 ~1989
25927763518555278 ~1989
25927883518557678 ~1989
25927931518558638 ~1989
25928351518567038 ~1989
259291337778739919 ~1992
25929443518588878 ~1989
25929719518594398 ~1989
Exponent Prime Factor Digits Year
25930319518606398 ~1989
259306131555836799 ~1990
25930643518612878 ~1989
25930979518619598 ~1989
25931063518621278 ~1989
25931303518626078 ~1989
25931459518629198 ~1989
259321331555927999 ~1990
25932611518652238 ~1989
25933139518662798 ~1989
25933703518674078 ~1989
25934399518687998 ~1989
25934663518693278 ~1989
259352571556115439 ~1990
259353412074827299 ~1990
25935683518713678 ~1989
25935971518719438 ~1989
259362412074899299 ~1990
25936259518725198 ~1989
25936499518729998 ~1989
259366012074928099 ~1990
25936811518736238 ~1989
25937039518740798 ~1989
25937231108936370310 ~1992
259378371556270239 ~1990
Exponent Prime Factor Digits Year
25938299518765998 ~1989
25938611518772238 ~1989
25938959518779198 ~1989
259397512075180099 ~1990
25939799518795998 ~1989
25940231518804638 ~1989
25940303518806078 ~1989
25941011518820238 ~1989
25941059518821198 ~1989
259417373631843199 ~1991
259418712594187119 ~1991
25942139518842798 ~1989
25942991518859838 ~1989
25943153145281656910 ~1992
259432192075457539 ~1990
25943699518873998 ~1989
25943843518876878 ~1989
25943903518878078 ~1989
25944203518884078 ~1989
25944251518885038 ~1989
25944683518893678 ~1989
25945823518916478 ~1989
25946183518923678 ~1989
25946423518928478 ~1989
25946441160867934310 ~1993
Exponent Prime Factor Digits Year
259467171556803039 ~1990
25947191518943838 ~1989
25947419518948398 ~1989
25947479518949598 ~1989
25948679518973598 ~1989
25948693186830589710 ~1993
25948739518974798 ~1989
25948931518978638 ~1989
25948931171262944710
25950139212791139910 ~1993
25950311519006238 ~1989
25950719519014398 ~1989
259507815709171839 ~1991
25951823519036478 ~1989
25952039519040798 ~1989
25952243519044878 ~1989
25953491519069838 ~1989
259537931557227599 ~1990
25954283519085678 ~1989
25954451519089038 ~1989
25954679519093598 ~1989
25954919519098398 ~1989
259550474671908479 ~1991
25955291519105838 ~1989
259552971557317839 ~1990
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25-06-08