Factor Info

ID 103673
Size 531 digits / 1763 bits
Status composite
Value 397469788649215316650014939837572471032914877016155237323250466093048306860491464053507083078785533470351423736959250168661195455175428579362149176742752857152300844556010116240000058870266015998887111816794313023887601438753733845223902467844223991314396169064473703568430820520826458734491301984641056419565045739298353569283215287388495992905950477527207427442273051169183874128987651531091482690602857227193121531428822000091316060854000254032213665982894100679184731278196831223810941334624912371809447651035803013438521007229

Factorizations

Primary (ID: 12) 1966344318693345608565721 (proven prime)
(ID: 103674) 202136413684322463554811689490789949460277732150931727246755662549481879863176770347111908949465395825048582031135284740708121318526956698756649607088427694536305142949041209092911817776774230932434900207400164756821802927957157572486386729849413368772605633380411485264940813106376450867171459057715008861392819830642177820708687321786942866427603768718020929587315041914655263848892236929371890417041541571947057702612770788314562047868974304714151398210005416073841433522744715768381656816976894277978949 (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.