Factor Info

ID 143716
Size 421 digits / 1396 bits
Status composite
Value 1299374632674444092116485104597688970929075184917775282768687842231183783694361148138330938175947622931042279743329791041285147548854613253413355123928889498776323068339481266574636532713256993584411874886446759080543883448909339321689568461090071933740999606207178263990322976931046760861771643991105571139301281396816967034243886171785134919006305481847088076225585417235711446525600725566125529878752789796323608431409

Factorizations

Primary (ID: 143327) 2399503642587858615407 (proven prime)
(ID: 143717) 541518091330368573255607196328923794230310582664715925599678052789208734785796606378329584723699039272332666814647907387727303814484176610614812090250793578247883331217595817450560000455050971345901512464316011527472363976961525400233512999351445646800449023571537776131316109017472931179708265472055687383993159932558714616667045966708973435220126472179882659261449077693271876476025265737569813087 (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.