Factor Info

ID 18657
Size 274 digits / 908 bits
Status composite
Value 1423420774101459916462451012942045353902816453108890517465594485035684498655200561393413402869990145891600432423199553824892567980399390542813970497174972540349441458452306076575691832147136786908549132358685757493017853940879539607760281293830437575802818929402378729681567

Factorizations

Primary (ID: 17967) 1206506689449517154664984054683391885701717268373 (proven prime)
(ID: 18658) 1179786889329981552103757353838346081652170632499073820066674137499730818388657818938019701873316247801359752494044915556427110605666683911889991978705764696177394871177949378089339107258123140758663942273957980061250882503779 (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.