Factor Info

ID 72640
Size 824 digits / 2737 bits
Status composite
Value 55385400090481534828163463746854519574543537534378192132758050712512613289887481935960685185441452596745148149905849437346820277436268057725088742023550175817921896328341427523386010875084113451654497490359221113269037584240386948228083990713298994960991804964302442721964976030554340319510226746598859098340743028784608843285549321263426577560221834795572212106092608328118929748370022284078469488397837231908459626140120090242296523675503651872147231454039849484324201620834023633710137184363106792565688263842139693417329947853952533280541958772465584443625161686683711258537630298634564883408963605303702325961908055886910895313268485062101935478908592038736532326176079423819604095638753386349794121276449031250144238914759459046967268423467731152709183715214373862222879976027453927288527620419620305678669332562982819

Factorizations

Primary (ID: 71032) 19840908591991639613963221 (proven prime)
(ID: 72641) 2791474988843841181115714683570073396907079812445097839680009792501241645843381208283206545321516812028121790466553954536746654647235476706643320926649950081226814529455419687588473900119220577643001728414995985559973496572494762802448880368479533098352544613405311065949976805570890133658371956044336704247776415486317702068179574210727296509400940890894035113199160871966433388100763555191340459767333982020590840046268787635463085606354466808432746378477879650212126070069310660790313642153203467390298325376752165140955202758080335752903455864104758868597234915303520710226876828800875507277959700030705089729329520722215221227347319333352448441445916230423077405265535061705718117102013819017670658336233207168457286920988706408561240352412134153926381792724825215587117397802228723254305913239 (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.