Factor Info

ID 144099
Size 478 digits / 1586 bits
Status composite
Value 2037665916973725394214901079506669089565042345921104090292435947177212391394483578164140307638495193827100965817290740306481547034324068731066909935057655662044738607548293026624109573315121042124612733936185237094712861994717000521493486870717197129382435923973088134238337599196332363462578058587407415060678453935004987494023562447847973950538826140460096130900086763026167524712467705436528313457133531715052429811439965210752461854871691633510580807209263613378915832330601

Factorizations

Primary (ID: 143198) 4757837024622163993459686263516654200638031438861 (proven prime)
(ID: 179911) 428275686289515847638947646248209003643304663005128717627026969527064481962152288347741754578277553294521243278264528048966753928781425331508050351691688435901737236917972996496012099280235899186398668284638298228429256995623202790625463879671495649010212986883534627297824088754064720907161092979971641152153050088864278914188646704105222004150657880645804207241812449526084749356623977541594089547434269198930001410078510139341 (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.