Factor Info

ID 147971
Size 519 digits / 1722 bits
Status composite
Value 168396749134030982272080013352180407492374329856049631612239932286405753310055126553456381054170595877510810555061738506740759783812573136726619064857862506155549624483181538074826105384917678730384352426785081984106715116835098635926155793927753067205593666182484376021987544073842722938631010776689054043339285348121132487283837284467678536588107412787124082122251607798032679182767199936964548134863054052936179205201388219415932879730033546889028716829521755953968524385902274476944703424250718388885766465267400497

Factorizations

Primary (ID: 147084) 80504606285644335564853693 (proven prime)
(ID: 147972) 2091765389629135597457719049888169333422765395030029107833626303236742625958176661721285178903681420222502948636742476569522323443269623713931368479964780791816308713219907608013307134776526420876777672866793834515551572487491312718085127983566802584208796500967030960447790301534012237551070305076471906757832035983337283635849427307328671193761910923850754568881850457692126492194968094582219187213270098548415213622446216913390886780019615028513162896728109448513215055430219512604143773829 (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.