Factor Info

ID 136537
Size 128 digits / 423 bits
Status composite
Value 16010397111754426458244510079013837185851470677953009784601360047564168345107985433219259763796843246560979358956743319197191603

Factorizations

Primary (ID: 136398) 62246266355102810647 (proven prime)
(ID: 136538) 257210561359909254496455727359709989682235990749832914665033867322716795982061995300964215874789076026711749 (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.