Factor Info

ID 143465
Size 295 digits / 977 bits
Status composite
Value 1267500835380389018510056289571366112911224789730226405560695368804606051651607601571511547169591155684700666180212816569861742384663768817004377673878301319582694879017103996393324261308497619558335405482151570833714045516603825808427501430679569643147601092182934234556818883640836220933431931

Factorizations

Primary (ID: 143466) 219853415031775432303606337 (proven prime)
(ID: 143467) 5765208765109229791487069102585865713653089066107703103245138512292568149846044563128285541470046792018181659665547795726852887716834659813223301117063054551998217240283813602759381811833691016852424862228755044685045666270661388797855941704375079192990432949338527163 (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.