Factor Info

ID 64733
Size 491 digits / 1629 bits
Status composite
Value 19832776173076199618809234632768280360150856446842784117576290539400330027130931602125356078186546042626389776224079280641271271892610974648996553174608381888119220488130118589268129322620726662111157589560676436895602312150074805456225108644345187082070259840422335558578928656140069577382577064674682032482062353307022589279671744047503911897566525598937511034799339656957676008631524987627668691345390094238642479383770911715612163807464343651486523841645543772503114994129008478067410179

Factorizations

Primary (ID: 63353) 28758863909916435817 (proven prime)
(ID: 64734) 689623075348174538083783862468461958939970443140783383389969873702611384902287105244388432970185725857562000256484694480566850939936317982481635299718022416638784294791435806929120337814613774221560332668372350425029117833227093790269598344171636626289773192465137152097694932839857796407249651026553162087240857895311395362206870303714188621141653562509281676350457308803989273974004804783266195653247493876746964219922092690148280124003231420726313126625816958272597387 (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.