Factor Info

ID 2731
Size 304 digits / 1009 bits
Status composite
Value 3813131421822537558450419886121478635861622162009938646263657764996261131928784325060188912073500414233028135130145156898712563144588705068169387350891059364709885042045581625030206846379709801593661627350046361013256715944284614795755701371563566057036240809087966115876227979472107839374131312126841879

Factorizations

Primary (ID: 2152) 3931123022305129377976519 (proven prime)
(ID: 2732) 969985268888022745961327225565317479796827652067944944145295339106070295531576905104017451496923288417345845403116735738549749233262543655507328754448351541565801547058648421878940198177698065237156365447837654826069442071840616064174365959604436717635911266704904118152061563441 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.