Factor Info

ID 131547
Size 908 digits / 3015 bits
Status composite
Value 20357182009703195478536459769754191687784945412993688278168429041476052013342061998736914413174731576089094464519609542207799057053763285175594453314994165323071694737363324682826338321953067966787974922497625241824304743174628889481022602844362969664753814733699070815939654861119295861421791212136476326438247632068312198609442614054966148684695125815842342703567127382680467083994650737655043927324271912446521250839533602754190227662963422062842078974823189022136510303134393868815801719605097565580354952053446630822288516450147746782953194256401632744844900052760783011082681165456819627235382637989906021353518538375772117423807804488408055299805329312361643486640586952282147880158285465059405622889757348939453919358048592342109928307959319291777501712617868809548328110049412308121513151010356509229446714722514735530808598038859266583377189087817266493508807899825840772267427042678485578323318641

Factorizations

Primary (ID: 107) 22966686648632120276391228028485200841318497622533370591664502461 (proven prime)
(ID: 131548) 886378706739383102913707749592566805216027332780591318514721176297077893075395613498671242202753377909791419288904018857398252024504336003423760439554220861875495427619946360230081433154447900050649100848433610595764178909566774686563286647780493123103635125317415476925246538348408564275670758755513774384134097242991160272420238838093397240719373210081552396608640256058112885728956933926954565133735972477124471403199918192721892827312384303313717932898393090610426415899698506282854818093945830132546949850425029588870462428409764279297715069002242792733695380959077222740314751845617460965038624662057710053067383335711361417810327547729167854213093089443675168522922048481624950746157528942462320852323414938737834401911856244465810768076838597738907492474177154576125880880849862482284238074105486988726756627499167572062720765664221381 (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.