Factor Info

ID 197492
Size 531 digits / 1763 bits
Status composite
Value 278162080441965761188308587551018044266457016734229999995283401013276482035619985320015588761132055541484935908426237594145380577095604464709225098611953781695927407762257153767201664327905682795377014298253666127537370768281293873082556543877108095563423650740593941239158519385797269015318905081096788913002717444311075374467793874085257301559646264599025355499247351881930215602115918686479096237390947928206982816927646098104065569759717222933451731467193622222161730354985452762424031486738059380364751407903180507666266328491

Factorizations

Primary (ID: 17151) 13854638174912289904150868633673163430846084302190465596932272615548696463090153351808638086901 (proven prime)
(ID: 197493) 20077181152637840913632291688648043724897141422831356710740162480471328171673226044513826991035951092873425339118795608689706500820683712553137772845988036813920958290404108733230365383683116915654404830641428853098859654946275427280899027820383490495559593068949021515730091343838542483942435995247729432019175105682459672079955143248333333986911751764259063201457624279909525311415824394934162754797193834606003697734279362852163970591 (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.