Factor Info

ID 8739
Size 309 digits / 1026 bits
Status composite
Value 653804529535315122782818145367741232060940239735141601402246135251552830350850799116408152511564537460697082140893436260264865364480753058165775631258739906824949256290833355354583168144632862322148100690859411128360796092261423426910204201495522666263946356180711015157401138116229340858328365020025481052977

Factorizations

Primary (ID: 8164) 63681511996418550459487 (proven prime)
(ID: 8740) 10266787157504757470749254954420172298284711810410086897649226126120231770252159499249496678601124224384301649965846082845291622159195963657604681626243303404816393003865176356199050861709182794685892039069674168381090029498710767202519429727404581541297485015522903008334477701595036271 (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.