Factor Info

ID 131529
Size 540 digits / 1794 bits
Status composite
Value 621471934017114844495886269183857686642980053401900679345649432166545650448466298336384019526541272928291840973125174524337212267205341929819208826280029143769593568407982510524394921323630405054640091691028689745861378076491626890967293355063391202058114511757869494379108233335652390912432117063456827313451931609000075281047643781410482459506079047473658314267442692989956122268791128616399848742563456033633862570240721920352346170708187713476568288851177552727894544630745738172599526234569233914501928696032580473601742784576226378047

Factorizations

Primary (ID: 1268) 5918348615240980251116126461376349418505835670849224154415447605130311302713970847 (proven prime)
(ID: 131530) 105007659132599114800370022532781142587938345761284797154511382422462034226417588987343826804523355088347372870308393248469973786185709081655471523150670029653075870624033282265534986036707376338743816502526504785649332705410100840342204647304136789021406666076037924339934829832419978087401213451004341371190139491361210877491937306929878646871251665615808360670459309866227080790004311124580310637223293398649873463830791876833529296398567758781172966517601 (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.