Factor Info

ID 125423
Size 600 digits / 1991 bits
Status composite
Value 153397518641405225718162017451995420883362872858986468515443244921103512501669496563527725237236439700609095520135257009357426013480433574950992121639774973943273167403873094871412342238160117278399049779274119466368843249332435269684288048814955310924818935677755035967548720743674615973993009807122187003953370723759736125275436143352719043809884578719473186145336178217862497558389218723747389144829673528502624626126081851152584819670065737660278126502255030377977621236122450936442463152075073062380158793587185412365658361045230766850507592458513122292627702116268891522653022626527123170620609

Factorizations

Primary (ID: 9927) 6444437906978053631295926770067759259259129441729 (proven prime)
(ID: 125424) 23803087384131051268454626989435637890648879003192254689640884129466213864650153667419117988428198631081621159373403389913830925899309977759860854620261532986304099954730871352615939721765136487618935125232063835826399170575937332482416219625797391515428712496805942923817676873485837066218858519117110671305151551351102803618289861937986608864872462813889696435448804725736308893864215308767770781200128232111822915218244637063323399748865788172885126792598729381436266164017032016060486627009309014355564466365596844193916226333663910983594008446721 (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.