Factor Info

ID 153479
Size 658 digits / 2185 bits
Status composite
Value 4921305340847618019574164693161769158692139234260539627548832422577971456425207235042497588781277230446969767030586262450410435058535298070279321310633386061888110406889253691610962266046722982983769633552136105706855811606975891547571767788064465273425192271724812035944959413466078031784043356898221125501748887140633532478945150076746841270111829068520217221268696995782817150307239920641450536243510504577368243478538390642229826705220852959852443747589793495408747629655995794584401817860260524903854301657771602204482238340450479184089994857641288967422594786118183866513513529679303034577939027406398958232507093498527391973554936642786863418453012233

Factorizations

Primary (ID: 153480) 7583898946289397079609081 (proven prime)
(ID: 153481) 648914941470242519051357990135997194709607705968681507910836363291931121008597286940062729699043748870722309008251705150998275181660389501924335078403262114479049446052404702397496100364834503437399358463527647830406935334814725498340311435103564732401341697212553124954969896389738717825898402592354696342315870480730077051794810041531233171569818911257170218156410920688859422875972801211877730384598012227256321915972795586096949611205654957732057492581140738354624961513754099872213755740780769868737256657802166687364590804354483405477174530357354915904035901055989247737404007239208270014687446450877447098151035773255221531793 (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.