Factor Info

ID 24640
Size 319 digits / 1058 bits
Status composite
Value 1639451878782457513581446074757312258943164501150504271429325344841462233679016441523551294022475306424397072928636267993971213448858525098769028554674116759479182621352957261736733289896942899921743689534798989202665890256325429048614419957560535998980970041045819761756066563878534985250649554757388091452684170647969

Factorizations

Primary (ID: 3349) 1475204679190128571777 (proven prime)
(ID: 24641) 1111338583661827102914950055500592139451552020801845538091770286717151809622153844856941493934385618429972202349947104574879488505567724814214169749932181442280213728309491257617507464842211657519192254696431248812865917042459913116320960916623368729957188650563259967310827665633080339325613732897 (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.