Factor Info

ID 161466
Size 262 digits / 871 bits
Status composite
Value 9963137678222221330462936423957359518095251802925993164780527757310572491871494981511919558513739221384685015457251025211704856981062999225070626634863816996725644022927262330594883627319799618167006925365470705440282117820526106683337029762023325694426326083153

Factorizations

Primary (ID: 193801) 138655750687016943835900284224075964151873 (proven prime)
(ID: 193802) 71855207078368380429852654890915078178532197633952306963464485770484205649435327008568840864921015566432648716811282928429053297416867578573483279076690746748734133405767561268033971264792010819387518553839564554674809361 (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.