Factor Info

ID 31520
Size 427 digits / 1419 bits
Status composite
Value 7541223604429936482042629309703274966108574266715441042394400551447087287414844358248215238108060400194921907856455015702097773292774360568483942443942372869210464953580089998456071688207746442024780118938778257313430177949782943295404460737798070292977162143590981514316043022379463874118034166295493782340611904806392525487281900559020231935869928250120326405834224074762249664639120333705619048798411007341026740920027160213

Factorizations

Primary (ID: 17146) 21763887113341398290990026102970140151433880215187046178128368610740515553 (proven prime)
(ID: 31521) 346501687182852527517299975643026244025737227314547675507678316422194752496043597045755687471691946035351349476302522308957235306440706385639662853477903683249856177393324597599503987203203221690342142642921268029188158503598799163903998528693111625828655587468543792742760481648463351808495127260020442640553857296722053121749017248745612908839864391221 (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.