Factor Info

ID 55896
Size 465 digits / 1544 bits
Status composite
Value 555712972318548390860419281714901831576145736572086430153586871072182429596567663598262407637402713327367104509788898640789030251105239575067569591641434030240148703154729112783721732058441402836897251474369215309803952027670991364070289590482665938681068910612720361279885864756326028964283940423437979832249004018148471811392369392021567718268156037222562144159694491312936088354351372119977817961185937866129946484178015843135814315794632188352208314140467788953

Factorizations

Primary (ID: 78879) 2101969584130840266612144288141743329 (proven prime)
(ID: 79658) 264377266214503510562084230381179245830122571355924236852841695354159435367112140517932702450285193341538029006250065490113932174419505881021803076553410007559818435352980590554317028312246649264073598139666612691159530604916292379025087547754904538753388592686306905425257429241398740751166555053795558144874426849726405689433187856342833206149694013755183460761100157303096015485522533711078195081935991861018325201716518364857 (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.