Factor Info

ID 191786
Size 552 digits / 1833 bits
Status composite
Value 574747281315666448809711770522123962785565915731876809133837461092014746262926467366566382246163903173641846751517898824034554008183938178615063065529432619630225043006645889614395038400787471467868152261921848544599771225853986359194553697555951636919755008817199029019348288056045122048798341385383931293658711405854169409761177277847216068237702723711356669923157628597769218325848893839173975706053330543916567940922528705433890115740706766332536154847227351134761214291679661184555574729960547193344470799488424906274375963890684533433768994528561

Factorizations

Primary (ID: 191787) 253445232156427715190651847060050103182060059814296675182607558389722197694091117094621138285163006199276835357833839385705834521142345259412833596550635071369556364491371158050993983458902623776534303228914422973542981685049728405278403222696393455429611921 (composite)
(ID: 157280) 2267737595319723505873270351644877200087436589412409297162294829410811727629268251438516902232153539009480737496077811577885625709125703557978399103011793015743071566545618379007044065752423278801764482149167126231756065521397509013957764672995280768187484288012201590773404378024046872762343841 (proven prime)

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.