Factor Info

ID 144831
Size 597 digits / 1981 bits
Status composite
Value 162131516454693773546445475381126757564788428606042794102620072452141500566197672400886902553081262279199408366596411598954827004396896887669899206873661193139769231220982029113350360372805278188334007248895586322778025002595339541547679717137949634832566576558962020214781856508811721861187476027370712028643430182031585517758366236025394063677307911651391600454925362520721925754662275306828703015731775544055676618952307389435337780435542392817506334187104873663926304143956654112996415543298624230746360034167120047568334102323465316189092988705360995184917006535794346191855590213770045111613

Factorizations

Primary (ID: 143134) 354144330352436217335570556313 (proven prime)
(ID: 180693) 457811978221829082202246261038630297390132127026634220134052067987222410211699404925876048246921476935795197116922730445309911711368898238024761050753724583373470879306787342469616480248734464107610476509580905438658830807576709601843118869213930649610984780178770123312830931997268387030947707075400629426487732209738933634352071860160590048117514294770058713060907327040725988941642781752451152141831853247816032052808935462892235529664770170086873373376920986479145457781176789451954974459620911964537581054743304356377695519074244486667837445852570631460894348101 (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.