Factor Info

ID 64700
Size 658 digits / 2184 bits
Status composite
Value 1891943112666786979741655804790445724916284843965635480301379051094583859932449832124173813611766992126976223647814370436875141597935184793613186880553212428427995234988662773756981505444969784737979659115809422778853551221487617037066073956931709525888950474300539670883589689194520318356149539453828437522316102466089604050027143664324384468402569578286640863955531856361154391684507317877152265146827259978549740930679522608367687177711506922962898760319051978167706201701065881913287431979535485862107244405173515624495628271903438884968246610721789111926841124717751470386509905059774812891642723501606523868486938519025073198898077216483486008041637303

Factorizations

Primary (ID: 63880) 4375997670680275555605273053 (proven prime)
(ID: 91182) 432345548386151876447365629585282040102927407609139219831027318396813867225101040612180970011842921732387407506531728552532782475525866255093724984882617233804274503571116982503480717112890915193787211809541266236073576271584533813036742829280698664930795634032501063798524927654032719104232663729749414537581808146297133675867934272482050619863475467392645206723980613111149219206837496346931809786982583251643268960253346143090675027516801689659034596635276748143688975031141906395885608577752355615373554596465026929002852031596604635656997130259651908646465484661002954911691914015734311744767376819735573887985657701835417251 (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.