Factor Info

ID 163915
Size 313 digits / 1039 bits
Status composite
Value 5245047686291779021961354982835785755914467205731701312256509790245866383590063107811717683327884635387171166209312068896911166334361626784277838995799180675337339421545898167248008453806083833394705428841782881548659742727515518767857597865091493509233357708178297713462230362506806641479654833727951136001001449

Factorizations

Primary (ID: 163916) 1976596632598670503699 (proven prime)
(ID: 163917) 2653575140111420495543830500560201584524511130226105894989866192554035470800664285070162655706240539996860940493466131623373590619878950965560830612018950263401610422263447087885042243675092365919727412161385313090640447404101912725479737018493109238968910436818021221262086762056853505327251 (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.