Factor Info

ID 160205
Size 1074 digits / 3568 bits
Status composite
Value 977580855856036688418503446954927602967079182411858933883748720289058695748306239414041495108274670277623328370138051951377552739087005068742224611391921573578262162806246387653745479761420334879777579244297028660431334624227318283977313525499861566687002862557842260433502474348389378129955590662756935735635100255704298191919430599439916490282410153978787765699998614983627905574359703626452248092780312168955099433953053232146810015174537018521295999270563510400615761001353359880867245942672042355120796927637615571288990287264582026325314066136061392974859783537438043747540933555831489962330211425138007802546333275549766886902057309297784503176646418048759879905119524831402936856682607353377921091082326850746399777589318832824202052287447040827574032682437253693267570341970813596557409507370097916682129475193907852496504921437149003540408346851585706108646143914172668793868767631005108327096429223503047029885860177936168798693795184266723008532313462048883643327591354367748277379310240285182981306232259072575580380454404343300010966629362963126224668187838419

Factorizations

Primary (ID: 158985) 42355597284639975308917415113 (proven prime)
(ID: 160206) 23080322756080009662147950669645569831423260696753748283752684949342262262857703376167980108713314578648547488879972413745965987279494620970763213750496476332075644299478855349898624565688873144132441393604216033711040471367686626564297633386421323117110759008305559550846981513849529182356339620905020413338519824669526083836022237252155258206634364615397087522763970554485602420949735728367666895574474761777222224870671070570405950986086290879390885738752858840990611535381927250777625776782341260967256011657911369591407252285427298081797211445743346974243376786825723106430374083450115392137990690836654744630933920285737740084325863270374299362695685251520522923854781701235229319972738801594293836207415868896543633383100323183077924606746519522320017157199408059906835480926852331140730156042978434500875398287493444755731376394837903711416340506276921055891880691452181446561944221410607492474104381458938486214518929464142724011919244680016786884736913871073000992229948326773781069636901379426813765725333793676084093734365229778975163 (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.