Factor Info

ID 143895
Size 515 digits / 1709 bits
Status composite
Value 28540143902942772547642807851878514543616372392429376677293767813271810779114033979983755437660692566077468615836462148360935964556183539163403724718260948334897399817751824891019062052108063414442390998264834540104105336842143105998551762777953676504982853429505655517420628634205480428267915798962329423138011146134821936057738987485955291380737328352075969712738201471570030288028448085930364925431990416410353782525618163505027516384645381188015581679706218536110947538503660103122873779081098287857829296786237

Factorizations

Primary (ID: 143131) 12494073732204373671387089 (proven prime)
(ID: 179708) 2284294499509675447963706839043240371896700434268818184403350483260383286328438394049569377509244926786099234854458173330294448612602409391101788131223823892754882066371072747013315426335070524963404730447572026561993575005784091190470516656027726627785822069369511848397644686099110603850548975703847508643325882808465129959553275857855594427244267549080880688113007602036552463405004242465396072798026580697623031143606500093319533027289511847471760721608646328506890475987729319820450733 (composite)
Secondary (ID: 143896) × (ID: 143897)

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.