Factor Info

ID 175503
Size 493 digits / 1635 bits
Status composite
Value 1268206887079399856629393411600731962853224511156052815637549263396394172608592335782737750898637819067935967554288460512286573598703936093496974553003467334124712312753000665174320384603706755935969710196970176430262529034079238013729544710395073932994881767602385960769737754429338028048950152094625383712309660831661352241288872928544051768704322564144165056368069150411464584794708476685425800896881854011163298406716223618724844711121463819744534124781217918092021140964490959708449521337

Factorizations

Primary (ID: 174097) 71201769618119042552388562514390218812048396451859323347239789678826225233565423646753654285312501914944954118576741203678773150548696152694081238466034364657337 (proven prime)
(ID: 175504) 17811451792297496545436105893603336427708660408899365772260195105691992038893449017885786917810324353715036578587333795445238634676770923109319732976123049858514059317870078774076249417388227429694558598238544289426685942811768322298975967689382186265849029476062625794813790931833359160475546702015492349845765574617775755151872001 (proven prime)

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.