Factor Info

ID 207960
Size 50 digits / 164 bits
Status composite
Value 17191388651046840013718031848951815909981378297013

Factorizations

Primary (ID: 207961) 289301131436860713361 (proven prime)
(ID: 207962) 59423855571055102713324220133 (proven prime)

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.