Factor Info

ID 171562
Size 121 digits / 400 bits
Status composite
Value 1772420423857104719713228418149336569463704677333614786604783054115854658199857477549020664307091407880515865398791966751

Factorizations

Primary (ID: 171392) 741743741629745238368196315827889416844759097 (proven prime)
(ID: 171563) 2389532023502855962736035960173877950690526980666545368112777699620531516183 (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.