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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
1623234593246469199 ~1995
1623237233246474479 ~1995
162328351162328351110 ~1997
1623358433246716879 ~1995
1623362033246724079 ~1995
1623383033246766079 ~1995
1623409433246818879 ~1995
1623412139740472799 ~1996
1623497633246995279 ~1995
162353467552001787910 ~1998
1623557993247115999 ~1995
1623558713247117439 ~1995
1623575779741454639 ~1996
1623592433247184879 ~1995
1623624713247249439 ~1995
1623655313247310639 ~1995
1623662419741974479 ~1996
1623694793247389599 ~1995
1623702233247404479 ~1995
162370543259792868910 ~1997
1623710393247420799 ~1995
162375571162375571110 ~1997
1623760793247521599 ~1995
162386149649544596110 ~1998
1623944513247889039 ~1995
Exponent Prime Factor Digits Year
1623972713247945439 ~1995
1624011593248023199 ~1995
1624025033248050079 ~1995
1624099313248198639 ~1995
1624113233248226479 ~1995
1624141793248283599 ~1995
1624208993248417999 ~1995
1624216913248433839 ~1995
162422207129937765710 ~1997
1624261193248522399 ~1995
162428821487286463110 ~1998
162430187129944149710 ~1997
1624390019746340079 ~1996
1624418579746511439 ~1996
1624447313248894639 ~1995
162448031682281730310 ~1998
1624498793248997599 ~1995
1624511939747071599 ~1996
162451607129961285710 ~1997
1624517393249034799 ~1995
1624542233249084479 ~1995
162454667129963733710 ~1997
1624549313249098639 ~1995
162466039162466039110 ~1997
1624665233249330479 ~1995
Exponent Prime Factor Digits Year
1624680833249361679 ~1995
1624688633249377279 ~1995
1624802993249605999 ~1995
1624947713249895439 ~1995
1625035433250070879 ~1995
162503983162503983110 ~1997
1625049979750299839 ~1996
1625074193250148399 ~1995
1625103713250207439 ~1995
1625116313250232639 ~1995
1625160379750962239 ~1996
1625177033250354079 ~1995
1625203339751219999 ~1996
1625203433250406879 ~1995
1625206433250412879 ~1995
1625221793250443599 ~1995
1625274139751644799 ~1996
162528521130022816910 ~1997
1625290913250581839 ~1995
1625300993250601999 ~1995
1625333633250667279 ~1995
1625440739752644399 ~1996
162544961617670851910 ~1998
1625457233250914479 ~1995
162560969617731682310 ~1998
Exponent Prime Factor Digits Year
1625663993251327999 ~1995
1625688113251376239 ~1995
162576641130061312910 ~1997
162577067780369921710 ~1998
1625793113251586239 ~1995
162582337260131739310 ~1997
1625829113251658239 ~1995
1625883179755299039 ~1996
1625901713251803439 ~1995
1625955233251910479 ~1995
162598133227637386310 ~1997
1626057539756345199 ~1996
162615107390276256910 ~1998
1626202313252404639 ~1995
1626348833252697679 ~1995
1626351539758109199 ~1996
1626368393252736799 ~1995
1626394433252788879 ~1995
162640307780673473710 ~1999
1626540713253081439 ~1995
1626585779759514639 ~1996
1626588713253177439 ~1995
162658877130127101710 ~1997
1626592193253184399 ~1995
162660977227725367910 ~1997
2700
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25-06-08