Factor Info

ID 145254
Size 1102 digits / 3659 bits
Status composite
Value 1587254309777979196109615764800753370982178147676187725645493027086665487353640718389230616030919571577294489066480186302171742944610059926880269406632533046271161031757611477412855615483247938987238257389963579649195135425782649934204495798152014419096756307344515920790881985566862825387481058017242213021791893304471246223493143756791872318935479114471081192574153057494086023122765581246009443626229728503660431932792844395054086858326039429677041290833215951702695653140121275259006968153770415004529063589402857248268232874882552273376441319128851564410819879633994857332149462007136139806629808653295171417642274381030187861723815693017619522707141737939875581533503066705643914227245211311252423540831152949304647254866779341936532091157348449006071484292003200349049632631132906238193429098056783615837081279990994272025163434098381200195181268233971972729991449115280705383748615885640659610405440760355809377331636830450362221113702432058242310481626650362193451851228004828001575107943691396125474150559324094743064762698344439667215920072423168232221583444429719798594353927387947649317343

Factorizations

Primary (ID: 144027) 4273271165183856567965281 (proven prime)
(ID: 145255) 371437769432936962381837665725064215676978137969045835894564105771309512343329639782479492084112730860582834211742340911575731063001530087935529856011915041859111654601656093922909340220727852884575922127263365650642211287207874336482047390444907135062307681043710291952973925931580239326686822630512257073511602775133141891877375837497108254292405919111494127076816614571946691007653072631469504492034201073169301230458412815214639200368587729786730132354077599242723148930539730513589620967013067806759348907748175362365047241092660035974391143064130716531874168646423158691413170321394455408482354282811131122771053373802089388381518875347478476511272949285874169184056232622875978959340120385405396705161585284531322333536035270227109100890506488066921495839149153212661344578021001091374333327119145134782561688242460188858886634953867815802062722217608647823582800791437548946228455785518352296654312168484969367260103108195432702379574131691501399331667173195191526946475592818389962280955262466373642575145389006173255081874700480850600017287433210269413227343197501503 (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.