Factor Info

ID 189918
Size 745 digits / 2472 bits
Status composite
Value 1273152978874006001235173077833263990881479635736885936559714184634414158815938711648967322650692187934031113613753450034018242380616716585406919566215511761421516962572293142871513759501423998540248239083186407836555446131111148197808638509285514154004397824585511962192629657257772089599612181044491742867914433818107337062309520103781327224400516652034847009568133398116626253657406239563635396222508707184292443035196269371041300203921622310333525169728965713963928096564050910166468465659618673046199905516241702939749922415926243314269407626575243657011441588920968987965506909838742838915419929736429020681957369601093009175895060971606826951251418467966432968101112723081029526398562498990878801572474003372941829439731980414234482756873

Factorizations

Primary (ID: 154622) 2593612406801473161066888689957754830054017617439929433838873336053 (proven prime)
(ID: 189919) 490880200732884177547629892796733286287643142907908271353782407655762041996012101498425645699415664242258806348223196640555240146293240236504515926534460096116068108249779948127854974490852010506025961190841549290813349111650719841305962055075621530848370673912010070243123310707501730864514337670444567409746179694050826877801846233318825083347027755527284772906278563712423722466736246386805719064486548842807659350928274736026120983279945074889025194728680994827410738647498810196898877216911630524078411799915314398046581623372801493703877467647419394869609494910627566948863178607657429146833529234112272066804220069684332531183236856050830228175800939902323285073271727941 (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.