Factor Info

ID 172030
Size 258 digits / 855 bits
Status composite
Value 156683812236939050175048487498774785348394884774938054566947913332084081387323783931568314787671943914168882256539372745302816532649125980367603173872201654388135848360687431578141332140667415829467803276458708846892960707897065422180747872263921183430373329

Factorizations

Primary (ID: 136531) 2950758285992728866481208896744379674128936788494711201 (proven prime)
(ID: 172031) 53099507669170413297991531163846960275274176137370859312756678731930832239712581439646583494092341861209734439115430792227995589620252950956844617246994653536199942195053504019870894146505116079990548529 (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.