Factor Info

ID 20078
Size 279 digits / 925 bits
Status composite
Value 282553998813020472190120090137832130094924357379026675251506677858095868593333660406812092347163227252225641644600249710216397523048031317098925976880751163680837204275736109755737703808967220079873233161061626329506164098892333093830902428530351941036728795294013492793328628543

Factorizations

Primary (ID: 19401) 1471865453993855302660887614137521979 (proven prime)
(ID: 20079) 191969991581988763550790807273491735065843475897711148031690121061894683223732978109139651192658841387862667680572824863905472745913739293776317753971888671830010543582776760806056517951626390618095814470269371642516982269776674390293451783117 (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.