Factor Info

ID 181355
Size 421 digits / 1396 bits
Status composite
Value 1243427064299501204202151463836937954371526653969661402862063861699780057350434860283852640662536768626301442911243164375481600013701330036961303299417664643225166144590404220705630714841022507125005225450366536847911635353818062647640099120984937969398599097012119696352969620321962510727118298205044599122329717043570433006829036016395634459565024423678087395828654718343403263755147141007062959528839216230538702392839

Factorizations

Primary (ID: 4270) 40559607827224525043263763418498193 (proven prime)
(ID: 181356) 30656782225218777109718488515061367540091515453940467347012348017627691309179474869983270510716920347851571233898738933180174817100616303865064472323997792324834178581091970256028863842763693083095181916598565403004590651195742837311875904232254352942973027099372847063816516447519124444219875672753234404026932783523373869934757048021091750560426260186248982328401416305113819847660823 (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.