Factor Info

ID 166546
Size 722 digits / 2397 bits
Status composite
Value 21607881304324074160851191096895526945835106159141136622253938819545282356640209652564914925214683859315343087412326992729026369228064589225655094209408874770412325471848909700352758996030452245862011307690381120707864983916987301409196686542463175580498697792934056669253511761706827203901319050824153065227423534602803459656862207206719385615525788298054094207330075313079518987753513562655975404265701564051242691637107309483101716989924082945057771919010099190962560498730626329743357581821263122920434051582229971384425375383439207944761302284193639187634683696704598286645534228130125445550036654402046930697295695808020359429788656732735932187097770742792062060768472883517710963244280953619884691900023615894105181

Factorizations

Primary (ID: 17173) 2056583697041569929017137051051 (proven prime)
(ID: 197827) 10506687053586670499522257166113184761143524357370263701653944654753302032816615044800258698654268714008431651983104364560029573904200466252957506578659061697504791555247297747497135254702813963419239679402525536638370073608882354897831203804948515772176338960272871365653235591254428146071724823930514961735618627387521712504026947048857242237034799548189171543430493590424208923124347457817712083716385261699867641779195778711849084532862435947241210436216424152304701728961026502060010929633940902761693324994531288434931427416291227364266710296702760992037706598929242939492198328269094241876173254088175949030966736673234256262270935211684426124640185609945966080570656410249770108292631 (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.