Factor Info

ID 168723
Size 571 digits / 1895 bits
Status composite
Value 2780360366839505286654000308290060049509716685054683524947652100409793488858610185366702070735903203985718228774576643117482910899833023222217497688274664242179307980816962625651033461820117624945987012389910437442040678070720254684203738357581872344270725616444112357088687963271428461976508224431463409800757635083242031441419513190862382429954151997934004160389467723905229911472510738141175382742940854874930559593745664133713876062525823003492068504779994597954167290975358440299187208428926628142436321612803766444024482323367888689142480178929786294591983040767539

Factorizations

Primary (ID: 131697) 3599933694931243085497791696053868938364103 (proven prime)
(ID: 168724) 772336549074304204573865866848972029793140237404388552958360485435323879329700647768218869953312639278947902266814936481175957541244265815291274512893925517744800097264770803294957605206149783451188152559282997244976796458420854190829433612495346805407325874856792528502785448468462552682899173958248539766331979380982686495836671112535207586063789944848314077280617358597800888325058250668854036660932799212216776956641298386858064030819739931205776001685091492428385427601257958155929220949752233673334237020217195775656431413 (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.