Factor Info

ID 153897
Size 840 digits / 2790 bits
Status composite
Value 528574380734669897843689556865125839206185860877716753612900295502946849085330454450075360198839635743463070023076309008844658092664129701170009779486344834626247830205201193626402110007051084529681323982585261234005878265926047223690725921964333547628819793299852395501893771555317350031015491662028907094990192187252375773842186733530582446416584234918771688556503751206641656545299568099785980016567947789169602012148663951203513390439924399541381604021830163070782450002194969969389443545322453968609917748917995492858917933031514310865625536971152932182697815239311491803472189132368239676352083601121345159008317369475284525270572144118103241825210136714943950006066420774292062521652336296968103001877553853598559560129279729143551517328782725994476738418426502817541901859310607492113491037329309095355040610717670333463441082024973

Factorizations

Primary (ID: 152615) 8453826069054900550564468491121 (proven prime)
(ID: 187999) 62524870563579281042548845113071359138281779649760739964942731844964512677373812396080742026194827477437877427165412199101682592191468473518974080813431807095456523763441644035756942454925023791826521867493953280662899133749557485806643126130763190798241546272829475967849386103066829102737445020475300678145896809942093112477935216589674472231744155719313431053155863219173288339651293098785130616001393749015576489920795749861076117077531969199335715017076909990672389207418823322096445221345230360830141636747831843382536632461503894603720960183763743805107341629091371668079941497164431055964825466957621098654216871644024491603135171393223669099382206187075407922683500275852175770452342825285128385386081780788071849047097609662874799293206740274766269226098334761845308079261714184511809998245488952413 (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.