Factor Info

ID 161992
Size 561 digits / 1862 bits
Status composite
Value 187874919012234918245513046335383011957868267177515549726792714039034319681763049089298524077774025047950702722303357936381646239969061146775693669202942606469601841315803659405140920618255284464639430805138576536813601238572444497181517417713121258528007770686355796211508830538927352547299052265596173621543475243240348627312536637276233904562969619678415087265802114493608408741134106276471379737820096762712456414537257947509899960914801285889113093410944932028531152714751187164005871542014240660148003547726889410494109014957745397243464951092769936270417

Factorizations

Primary (ID: 161251) 3070899174042608439765029 (proven prime)
(ID: 161993) 61179123235398079943037654786825511995282004768975353380507152324895278789614873296924764055529033936178409335971070532422586160601514995809739061897830211313698459362069462722096777748129809149194394450688495811266405181097155453947225109120602429934738899507028993541418396970601272142743957230344921705718120669828587808905274717836130150690129184959433349645369874621727863592837352045863620669197400644067782061704549120549516355044483157834481850334595561767859784722410848303026667111525044987601111764061302926301620629246307773 (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.