Factor Info

ID 53681
Size 521 digits / 1729 bits
Status composite
Value 19905955070809674127437897162992122619097456467127524643477210262820006130060891933889686624206097713061430506817863659304078653066144523397036237420743417926659911605801537991511946929152783969598179937001201774506594960614280956192218355859954308429972177849977097085164017591881707536166363033430227162783433545342011077054774672653516862198720840940274185738376902759673299273942461243369436514515952187269510059187033502426512190447479139872971470265213864328831887417434294512132960703003518708260464950003308097977

Factorizations

Primary (ID: 53057) 892931082048097905588129990661 (proven prime)
(ID: 77147) 22292823568367436451443540502027000780294608470954842932373722852798453845535397591526647583784800191957681802991721329724897759423982070900887367815518457666813215281538258550283045654326717489842670299864308634217130863876152694973151793313814927958141036477074061258609316875945089110831310396767836299814402104484617637496969059276207712118219373838106269861896962333087099145300055055369243914776314273017625270131724349096249984506074376508424673476982297420584998954687164991703512357 (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.