Factor Info

ID 172709
Size 394 digits / 1306 bits
Status composite
Value 1226419805468215256908269583601220445544329977437238025803948130943764054411510242346795319727155573418578737318416149198062745372925440050550536937139034080748503505104147354847565007898762648954814626896762604538038744885592045790598021584124478672832597870230193708538697342462333533378011826793819633293086189093865055353072880365897850634084309985847507928515830120033268355678454960953391

Factorizations

Primary (ID: 137767) 660539781413916858280086480361 (proven prime)
(ID: 172708) 1856693328663725989151566458135077202536094891682581895965322242969086366342813876515248625433468757383246835782438400732179417885088000039652552522074460571010718989942220068207648322432779845103206440907536076111202287921879191062594270148559142563390784764168314969014296495362724874052326150105094272350337293857915186550248963961602931120408074723671611590231 (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.