Factor Info

ID 165786
Size 990 digits / 3287 bits
Status composite
Value 172536715128082828853684358373301834257618778707135640207415224130940258164243147552770375361751305574489495711368771860595499368883391780703798548498014101370896930889911005761372641406098263891888997191346325804804654315995170712114924237987791042038765437712960046242801672973237299016726959668616940719840077304998807906915328094864774701757426443865058822240566048407169405471814873460592962068658955582052020120345667060061080734446918000787725367702843522932873689711900666830562498442767922900835690769411754718672746871415234756213333503173172932516637299132114185448351588418352286009349689763466758057245142053023428131503513447993194106414512265856814092098836644201316517952764438577720559334046470744551997721493252569510555585878005095020325213808226380420552114924119304554727787987011368712801749318973856949235803797746017844498192612011636458877392005155572670924693183745018183343689652169991942512928611869772280565910051758675769104074369306076125975284525672083138137

Factorizations

Primary (ID: 165787) 509334943196172104892249877 (proven prime)
(ID: 165788) 338749024454090360135234675262449070768110543581250761852572599154941587830849925686965509545327019104394128738485592691895092205349383519306106220334787509274881382642323357355730678963209774412532017465418914379234410388260018533040379835454844166533878505865673083856600094969979384482568608301618294835609188511978681986414992887224810140160769694308945173121067265559436519053980360148202074029871282952207363809583098871153812881944520800428445607382992848532624450841254680364773639819682969233325715137491657990205288955924396295572725198372781836242504978066119716697775875209258213721736925615496136047163537990356449920213748198292889096285330574627510492252642349217937735755446194467915504837112572840536011261268301791141909643268812563243170706517712121318234847355419285291981686359815360998960756869748773287348165597363469390290187803893961500797107341441364992920463721443535031145608719155748078589102139890188125868750380029844193096265155381 (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.