Factor Info

ID 142021
Size 521 digits / 1729 bits
Status composite
Value 15343442672197630831244366786891044240428742166165522027234395480205579947363411189006802688420321613226444509284624823337173833321753610054773807860819520356068038481743022455852886607482120186890971659055615992729181780173501754775715054016153761858333060014615661598040794093473069274842548327396889495060521345268438860955451927143802003690108574188050915466324267559987887627312202994264753199191528938116929029585601581081751827331521627355253979708063091831631917397483009069706209161091813307093099127005478967771

Factorizations

Primary (ID: 6974) 1129448349501082362870332521 (proven prime)
(ID: 177369) 13584899813236591958107361243932165303810673424490033766941233013005002113874795902609582467851134881886608867216124605197828502131658122813161716985443550002409021808434374842923320361166914517606088985213466476576901536939040898360468563258007080731137608832383414824661921933098982039601813556202210038180975694334438952083683473337024105847303401444608816777305377292670731783574728850125028999752794591567067441867934460297784178394838983455978984809661511347718234168196694273362814905251 (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.