Factor Info

ID 187348
Size 537 digits / 1783 bits
Status composite
Value 533238620972253776992266602121524454039229909420426776689315129861237805269826238854798294505275377910687573943766869678368019484740969306933101136291814700600446947582424800353120448039019220669418302459921035253739095126032958318884800672944358909904655438566787514230995394235532440845304696551019627195341587092433725726650013750511199614433875635404304852570346839263905917055516056264863193456796902247534006213220015045673661364797746608913839678973421813357710698543997349155472881135621498937341604783441925530842857208996523731

Factorizations

Primary (ID: 152144) 1957050265641190278444689343367208059795495051128357202940887 (proven prime)
(ID: 187349) 272470580001964481956124408527644609837614457860303605582812730015439842211463216539396407627038193905452187621331606495280985047920658539121499589128696532727049984059317810349546767668756923783251815050667073818350921469512567228452728074104137290177833863615388205202805243905507811208076885680333770590642893273922135396126749321199185410935264163035312471453026785538117042432650853162205860806365682433319625733955647957298783775181651425351656308054561043290309664480613 (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.