Factor Info

ID 5227
Size 271 digits / 900 bits
Status composite
Value 8148452712307590375488895683961324799380427536298476312562973333739682362085312403535305480624214127117745167452441248161818544244576836626837277332138464406361375414089574110268514674672608328079714759824664525855538187856764930486661908406255070858018730411032463301387

Factorizations

Primary (ID: 11611) 18177792435744585993179560027 (proven prime)
(ID: 12628) 448264152047669652391962097418144449606011489605600568138758291081500568403162068584138529700654055686530337944461132009954292472336417044006822723535290263780468872213038420351449086294996000302908559676478682565688856161769683134023360849681 (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.