Factor Info

ID 181838
Size 495 digits / 1642 bits
Status composite
Value 152907474530044075936649905731592053536908486444831680011151506016836966247822231000995264208220981769186312071014773706029326185689483299493161408565602901748633960560037368801285108251459260320894715144113670554198023077565440006392770028311940211482594549711488459926985609125944578071755751349265102479810308389852087865375059654312615656814603100940669048992470403558156512563619384141877468473744670223873001897586824041081579397777485135521960462111189739967019846870165558037798919705551

Factorizations

Primary (ID: 4450) 2229552891865882714320177992401 (proven prime)
(ID: 181839) 68582124733572871144100081426045909873571793039868247918127759223639234903688796841757525085295956702351267038011664160128505452231346963878910140525774566705822445246131861756345374502053414133445275827022378434933905309132259376261240750999662110515536707853290504329256649676588307735851803124660269737723295645858059417852904701720603561806909658911500023591061882873180991872055560408053115527780517277687420566422823252967949338944778945663599952861005653151 (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.