Factor Info

ID 53680
Size 540 digits / 1794 bits
Status composite
Value 668155501601255745340533210422916191457682585872239978313227555607019042317439957758505733699136344179712282749076188778191022960660773582834027191076319226642180674425361697708645253195203257085218333570489770797015642316473383404494228199481519943691000604926714975525165347547692493967588189023721449546478221393884279380267497961883441949587163093873251406969565237792840230812639463176909654487112232427167248520487839458374827116160665947155272127017424505436691053705228693207905607079880801689926647376744528314097881820911120585181

Factorizations

Primary (ID: 52444) 33565608845417661253 (proven prime)
(ID: 53681) 19905955070809674127437897162992122619097456467127524643477210262820006130060891933889686624206097713061430506817863659304078653066144523397036237420743417926659911605801537991511946929152783969598179937001201774506594960614280956192218355859954308429972177849977097085164017591881707536166363033430227162783433545342011077054774672653516862198720840940274185738376902759673299273942461243369436514515952187269510059187033502426512190447479139872971470265213864328831887417434294512132960703003518708260464950003308097977 (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.