Factor Info

ID 152613
Size 257 digits / 854 bits
Status composite
Value 65887886475482556868943813520727354894981132198058038133246741366077207348228743030262778499490403776806568427628798816691635808656264908747094827932692748861634309431473560543029255772168162174002294238687137160150457558175486302118586957149009981337739713

Factorizations

Primary (ID: 152127) 728112221596422948171531823 (proven prime)
(ID: 152614) 90491389268291674089908700171612809580098792421911176997404369899879067364287471549349630946553133481920696201395963018077757644533103805482843623576052175427904824007923629056265970900381642407176941461760514603512819098597788431 (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.