Factor Info

ID 37281
Size 273 digits / 905 bits
Status composite
Value 251018312158718712237841448305253022594110753995537357182849410157893020520774424439028875391134462937604594401697429571104785563687232935780492234170573003459393053734696616551077646574221507558806869412443498178733906858855804855993060464198727866033681402609531093619861

Factorizations

Primary (ID: 4280) 27203787889921135221329070240968055313746007669 (proven prime)
(ID: 37282) 9227329413626244221159851211099896892220829088848641720459795367552942467482424986420930431737872902383506414311786534195156282235649092849312452275194180588292103681961245874207085187218707083276718775778604318024018502910369 (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.