Factor Info

ID 108923
Size 514 digits / 1705 bits
Status composite
Value 1638696324927169527692127300679544474861901752846643820868802351727372416844309437283582550382785670503338488454469284292425707198721946617236890410218482208197479365065056789814699808813159182096240086234309483183292011025002015161402616912496343544858423230970825873529576474111574345207484544943348972702233106578368679486307091014711217534139430206945298442735310238206843917615981517635190327652842792208781761550819862552328413448150678445727491969753328945249101437710256698093696373677584279580598321963401

Factorizations

Primary (ID: 107822) 878425792250804663861508683 (proven prime)
(ID: 116645) 1865492041995159704011983099008787502422599396327394003761166823274724604447556681013987183407250885746251557402322945106641739100608084832817314855497604232261419001605637664865423486554493056330077639576838407920765594917079956726264168473989921048246408417105769626546049450093048151560278166383762491447673690350686334187296641629565576937668810828909138277526546997724934492999419527374012650312733118948415167035260998762009909252332891824186978925871332035889319908438851967889147 (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.