Factor Info

ID 137247
Size 529 digits / 1755 bits
Status composite
Value 1923211808845255982016054028928328858380087118001570117824640499811062523270754317343163496325520321807129494414569920810849279529068671064800905730950063723366367931615446168012572521587216672927160816106545488181204168037770941765516297139017197324919294356549190226130605780057594201158896994655145004503158312477954303996607314710944598421116403801107258288974220884293152192221753004257577114571375810606338602924536863671936641829930033482218495368763759636760993123021949037479026493365208480895285353950501803953091581917

Factorizations

Primary (ID: 137248) 1680282323115516133289 (proven prime)
(ID: 137249) 1144576588343385744395235536604062902729937693518708994505959627468216198236635897392935566363936478379558780310603518746581097394253905273726063609038838724860729878842306488614056451176678698555864816222219553908746777076596090645052303731012356438835879479316909647809401924244175531691607121283953942208019943606176751540000541775833976813316123528846585082668390200907417000771881793609577717028342172602317083070038200665982024807313720300620420865118406623093837411501079589407531392537187747356018453 (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.