Factor Info

ID 198157
Size 900 digits / 2990 bits
Status composite
Value 724527929306443349891113133062854740689723969951828823782903288214265468577805795662373171011929180819593261294238578719945231071841106142483217935372102500128741168188558647155219029872345225042363780634565082930026879539965028564009225202035855898225069184713448612658293815024895431624595218322899640257196058412463843427937917769085753188310430255565336392031893785510309951925129553565533206223195857609521063692819397942690669482871485365655955591424806013230524412084635473879379621291467843714875409479930665043406299721581753246701050169206870400918704274078906172629435077128308320887653682553782098326391697341977286381979620279103392704247981240435755299923647340680363189163180359700178048033300705325082890709202175905854936318725780798477787179848833411023185600651407242052529343122582079972356197409066374724490495029921595454605012796323084551276678651585280876190895860863541949347

Factorizations

Primary (ID: 7571) 4221883459378030470824476438562257 (proven prime)
(ID: 198158) 171612489136112034925696501247618073158437349688181983843493788097825583243419163947823691176265720123175918924472337500846780466015489279278929733063550329932070857436622301199792195821892697019415975057028102786079071382811967575298593392480463151265634145538722312029269402446308275749118960086057869992745109386975612365330783923535356353804670269748719051892473754623686825500533813197383301669113855200900881342864017778700146675835327455204140883738501334283084730675500982765562653154611755136305126420749834396766854324473381586895928293574814590474972792749812687314939446086854705129874558843147189240876234122985208924057255285054893892619138440059062541870453339092643513502548674848107375762594397119120585337443513760995792655466862907303270672136599073841373512290720006730857344216872120943654783372906322065250302360667723804789449271811504381336371 (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.