Factor Info

ID 155912
Size 683 digits / 2267 bits
Status composite
Value 16124646561640794130703807770354410645182449156310684231115948741923956359087893209292704626939300740107103912339262233163951576365728329227840533607608819655478141106060667691848475469492467650629584619415466937371528024940484383268417697853885441380013784020754712779002762012252500206315942815929722867800554804154820140075261355416631521970204069835827409575871331859515490815262461431238868570344528842875399554934478346282484058251310988474160201417276806569448384298092628179300235233921405800664491590484929755945039908092104875935936103744517233220269189863496122971392066951323694985369884100839155426705858057321261900823596053559270024176355117641703545978349753314083883

Factorizations

Primary (ID: 154597) 3545592640701962728192781 (proven prime)
(ID: 155913) 4547800098786421207734764645487225370410845585189561931518549809656592984516515948047664516486636609530181868048996931161923796806878077710258299030791407493479776502898811081986790603338756016694757708688089038121247808319965032451686743425144211671985777621039795725828003358114445445836642259947379718487336793715439730096656211563306617597027934581221113680464764015495005439382815131002676715014997898047184024420161495483884661174482942975052458906041318481240455365994529447266807470620729318572604599516651847077175286778616627928032678502380333911398594392144403877356747618397748217931540666245419644199234750553554695833374308541096117937079160343 (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.