Factor Info

ID 138216
Size 966 digits / 3209 bits
Status composite
Value 664819355130979697482917358686947143542606476778353708315968574656427555935391782325251178005222987746232829433448587068153088317264851345352842889035893365575937488418222805454181743030585672729103506278585228396646954775992668596658921907620299863707525357848976766877174758380938820161988555465127552703480078133183259216642304758159007993616599806889674213905183212164589440250485586440302971964408462554085673275735480756350997842987166666049112546292091635912074094972190952854463727220757361238369146284379389659143090433821597213118219844140170339942594482033028916736558084521348802694715376606691335240169885424111489647571402353762616831889790163411795083657396548840965090533015482857758193604474662244354832846070432584379123135818646294455757828269035793543766251324607369731194185358161600218572254145992368220251216230605061484035748616531986434415976936792674735908363826446441310831537342510507908662036609300331359909622404874328301153911898303439

Factorizations

Primary (ID: 136668) 2552039898438897782997533899231 (proven prime)
(ID: 173200) 260505078912619960884549947936827385059051945891276346009605299073049333829209700062226324157236214096746941745864981899417559426303777699132855679325650155048002030240202560912723915656336503892166447081395624128132983432094141105545010579643993220301531063659796034645722770244365794325266072960507740933170872621652771005921495681269338294526967660909976716940556535122621683644392811189351350648670804354540924390417425510826690556700249892711350938386738095770191120335375257949968685796227712653305549761922465362064872551289900369311268826952013518292979683471516900893070710854952249675656010500190940804560562444772411412782971830670179592573221360852441512608996799746159486484683356497973037526128901771794402307181151218114607440529924842159801997745921499866328813590033383708071733773929358857745641372760170032366972226894205555323453555134499023402652261144875923139656091578947885316155208853457945122040188209945111569 (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.