Factor Info

ID 172503
Size 481 digits / 1597 bits
Status composite
Value 4574839978664174851884677142669872758363198603687543914376238471538348797098777735304789923563185390386503095396757700366812121993073696516663852725821164144924594395241091279884291188411923388028584964705088496328746159061101643698483169422725139688744163846763032940622945904137048695612060501731534392405487425286758354552740017097965715863434393063275586867392496459411064804861829599949802103346164072135179758160227385049051806207958575711364802133992204265820995422540080653

Factorizations

Primary (ID: 171695) 15300836570666093093798760152408367397 (proven prime)
(ID: 172504) 298992800657370710827169701455435430669266506223613359822733930716981531497032182477965449115679475210445834765691562763034189608693674014255831375675715221435254504801158369839456809018009805018305527756601329291881414568697323846387866001795275289860050119964689849904870463018024687797423659442931275141780597554512152993314402447194232925311760040388212592868701038763943107470833853551869267493960776756057499369006181891007081022326120649 (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.