Factor Info

ID 142019
Size 549 digits / 1822 bits
Status composite
Value 261566424232388425919447564163082779704986256485456248294350020430434806377564254265559634209315369043611966222580147243005781742627397558127342609669423599475784742077169833808596853339917872424806623140994116973513630390256959760579123334829571580089590990913271525306632291710127068180666554350066774196363286198403503599179524824479750800585718313796636252866537591852437007164168753969210182782104613122864489668555519079946850574450946601362737592716333162429809268297604442623151140957639181374673729137190676322076113871017343744715177851491

Factorizations

Primary (ID: 6974) 1129448349501082362870332521 (proven prime)
(ID: 177370) 231587769682368962474029670984700408064178833531925249834990568349573801952403576913831640815735800317235200023240503533434324363121995501555002139109933462992296846401613585625046762837460275659637000619561918265517135468776362901024711030301650782083595759214955446531518743204509119350638195535028437638030102827373679848672936704286200625171818170690711640895720203244688932938872352892657974669955720947127834613089616394479561513573790457492235755085255611999548810012405352807223104622826541903856264566449000142571 (composite)
Secondary (ID: 142020) × (ID: 142021)

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.