Factor Info

ID 21674
Size 552 digits / 1831 bits
Status composite
Value 129207613938299825118127974595747577452144229351675677027861724284167484176786280385098174677452071992392140519657118514605540169119379725474680607666037669466574403534871261391758410365088001390084459522366157051169982464651790000742267355593210130514262763404290783664574440078900998792761683590731713483100022530330042235508431243472014623781776752503606060499121635630886611522995791078472171973394843294195000236582704815040778683418673719161229652686758539570584491478804436125913924208187771112358477856701549976692155547055307844315816267496771

Factorizations

Primary (ID: 16971) 177437212817948285487944124154651 (proven prime)
(ID: 30325) 728187801680967920189960987580392789517566642306286736701348080793839592517697235349467857191650665236919074125456872058542712645744552437390529074434778188345198446344038893505436336182640012365721985191742343250220220981356909135250631055281113520562088864303357670117931003634340541058381167665379532943930323673823197450464981631225811576872170206503465719157395611714821961641723505327875179360514686146675067170950206803548047843658146245627371982362350267226566964110567321282448212616411244720162988691439184121 (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.