Factor Info

ID 189310
Size 493 digits / 1635 bits
Status composite
Value 1256439069413408254874944341732790728912907960970878320005805219875027842782102667520584095213239147041048928142993084987858339931040106120010113219372091125364667635657793934048777629157930351282940281699145004256790664140826037498879908934912067665003033484480487990430243163376956416077790736961324175567814781843218857035689091432313278289716871782196679705275116228527843723199418796449672098749175986480487857213257198399237553096999497124732566838982383693996148260285022211219373858997

Factorizations

Primary (ID: 155955) 478103814896755465120707905491 (proven prime)
(ID: 189311) 2627962861339500204937696690045365145736990596367614615066282575924754812223209286088119414738203682684122934021895613941590004013748518096909233778995683431223711880068254237978197045179980181006689718525329088539087636911036056859239454631739221921607480403000546122997106804738257527274085236534262632415807230715798925393555657819533473521747662374030100217553759194533886743596276827386046360414435253377617218115664467841024965668154339947508838863065262167 (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.