Factor Info

ID 155024
Size 273 digits / 906 bits
Status composite
Value 533440214754452713459542929316047825844208988063805884520402940919232168915092539760866471343961861842935914364682709309524000547426232539066655331654938892425883354191589626599676326982889901208705527797672473490410124010552819421565204198167594716081148350656215002947509

Factorizations

Primary (ID: 154624) 13578586277937589671409 (proven prime)
(ID: 155025) 39285401575360121468507602728365199462104706470421640141797798377755310923342988641912849867101578955547214190486976815847202060014738105394991344408604500239124614679513157774407669843543833918262616649142682895674758860085448764026907459317776912901 (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.