Factor Info

ID 15972
Size 453 digits / 1505 bits
Status composite
Value 866284500327086100775219057387632588638915217729309734206687030064934996363575118645649438430345212468086997162828823129133596945202208499423993031952904315074643532811028249451409856440766385069566427276927587162510492729239048046647942277542390101831475348859633504401947334238392566821555084359326251706792221042946780234708059911839045257239948002916385031400257959777092647575952896340596847637145488989739898583992603267075169539007718402033255879

Factorizations

Primary (ID: 15973) 2044726672848533118748512612521 (proven prime)
(ID: 15974) 423667628456303565393314193963584515347947443527221256655829105842134081727837786402119768907802133836965941789981720795897181538763486381104329477227772630835348207415341536618451080688895828484788628793636378695085448716673937226312756608534022979986088599173599924585560203100650818303533300738291616949545879068352041567896355182168145615870003960923421034987481283573225765865881996875275448548009822382478202797660399 (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.