Factor Info

ID 151478
Size 801 digits / 2659 bits
Status composite
Value 202263282586833970575747332888055236377029631361090342611437664164453874622210684998000807263953120454238359310592931592338412819310855155883029505944339308015413026423548690968778581552790667172591051629645344424768767758774504920368951570630095736259081166865743290946132547444318900407214559074411869779765463163002853838349836804697357037108682406652891495980934074669417222120297997419866802009427924949733323246100894339011206535132279316759604975415053598757017462661110343616767906204967100571877482249958310560295320581353350175155522513320531261497529659848870759338093283698311094423851740819469160308159867073680934277139428424462113076313494475081009209286825554726335766070647268003820254442789883712903668412829420370140133387908640312012060197953162354318368703864170968545010050226881

Factorizations

Primary (ID: 150399) 19754256823794781597 (proven prime)
(ID: 151479) 10238972004413745798471392332449180238150036173095703836095504438596052941474037532476375468243228043143700488378934366438905106989372614173112802281793432394555843433507843466342548239258806812260881531776072010437077985129743263910080226212701887462528344140246714860308347801095073361820531309342894082628856626129591410888711630181570593140430202792473998308637749895710304057723993199473923155703466817491625674733103704122103071455218103227239874856860214321422460485795210376474824121354973670042016466123037690560947319681312449371223782927391192470886524367888906406934948612499559386258790609865407582686586319879464880405907360178279282683847866164675212398974829529053366904014128051898971711528158868938559157078380089480038679469723337955073338790370066449876504889973 (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.