Factor Info

ID 51129
Size 291 digits / 966 bits
Status composite
Value 492417643569557509703697143274308074292470981619862429858785127222102711698590811266678700510084315424766945801171483883708086627213542334560170299362665225927158818847441755359474010239206597371042591329212479337039864410932611283544157395858039109527802053816327088773186849491347332576721

Factorizations

Primary (ID: 73960) 358991345455489961835259460247719272631 (proven prime)
(ID: 73961) 1371669957516038758828975901321383879395269413483637428552132747160705491573471160745013323835469066028954453772994424934940031999825747312593705714255744472840046735883507477170666712328051350987580541500272651139641825987991133077771061375534727038391 (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.