Factor Info

ID 21563
Size 283 digits / 940 bits
Status composite
Value 8328245397914999767703371273859809293886108592620559864021268413245635902402248858258908624495003982593433645367546354926595035409010086344017532442615742853503949375294315120140332955535184958721501431641954136827727723674143399853678218878852917441042002011976574150620313385268951

Factorizations

Primary (ID: 6878) 489346511141264975761501 (proven prime)
(ID: 21564) 17019116736914457441346699316698116996561725023087494541632052031128505240489662119849833052631802904039629710390006482849964501468922490378994274119190421383874644080632206748714309200291244573821828278798425675010236324176395917593122029827466790873748832451 (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.