Factor Info

ID 153134
Size 642 digits / 2131 bits
Status composite
Value 206153405325391215055537569072306034312564650924781625723529233207429285450782703647670650456890349081134963852878640083138713571636191139385927954215530033068697593176030935764226497745339386164367932366148789558759270877042427863195138638727123482151138753248294213801930056895388490294628021479725843642373315857984761700909935250020427091398800991862486782803907353985822174171010780675622399873097170965864619354543764305663011694845155323645232456609834817990152435903840552341336936002335606789029498807233825156941830520097575646881967272322961127166257058447263288199143483084747140979211675605537385736627152506194105336137670620721

Factorizations

Primary (ID: 153135) 2388449929323540100407429913 (proven prime)
(ID: 153136) 86312634313325651753017932863054945782729102204641006836385066365642695383778864470003410609107424269588280826707548646218753874006243095809267849432196887454281234170903551973971630507453500031349050122179132095176687916719425428238733819483420274239626291984323390877668169564882331865553501988871804700212303368711832305112594349804851632734767931983318719556961985835850978066334230954495684503053728368724819969545641832309490487427721177539829643081237290669355400684867644884358640043556868292935426033084730856634112109532710382812337964727608220628962856390103581994521514332582876727695517601792108019417 (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.