Factor Info

ID 21478
Size 442 digits / 1467 bits
Status composite
Value 3494457163255092632670321774750514683813811209644335307809640601872178346126295480896268864919718919263141424309008787231308667814878973446070983663464132554695502866319299171199200613021749131156601697731727871064885309076432061362614883734707633121236257814492218192563017754778523156192019597172506289867234645473669848426193545395063870025907071094996303999509297402310395006262375513785365957883528685274150737275789487213188910265428683

Factorizations

Primary (ID: 7268) 20864888505062314147 (proven prime)
(ID: 21479) 167480270139342220390995522990251597863396049429696713371738154644393341277156085215424111507067957587025006729646128328030646704683419419346198681127548104584923815195849418443623052495721385262719600545472607032112844202201009933861174604831206003576875530176625127620105085273356948031908407129510064386266918481361161095104974261758836926951918761388137783000345779247395856540836269329189467197376618879965672389416889 (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.