Factor Info

ID 125521
Size 499 digits / 1655 bits
Status composite
Value 1428784160980375028525142283529677995311231091200103053822018016547233136179344567369679967280398868584639066830124181224142498734182569522526659781535692653744138925258511171018949958819817053692433505057633416218905358559448575263945228602358959122511016123941416044813923488102876021895243876683970678743852572662364094594355921755396003796832628502755195312473340316459381438404313912832811402929613979668229764223736917079558782429953977293357609761357562076761830070562940085688723536609564829

Factorizations

Primary (ID: 9292) 749558715355098008814132766320064260438080149167115226835082729 (proven prime)
(ID: 125522) 1906167097668257899817934030933279378233491711712447471018835194482550380111611450323868851016649746897120324388231165104741295356244589562493231843177951388633406069085543318651619658337499932227440584607634588272131342751746316511910830434256385133206349510167742053074293725364927372507504011999549591370674978975110668207034660693411635118976157248543476267341944549682610942051222609579710648565026874149553801051213253615771594901 (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.