Factor Info

ID 125526
Size 660 digits / 2192 bits
Status composite
Value 631700850906216605660621003979803858222318212319954607076192697879918865162335519487048980876534923120635228168746303538812397962282147295887605761676381919156317761579915959839162816249927233521602955535199374573761075004810122213318750578628235465101927985188625431819739466898693185257428245382065127353602177108909833796793260261861753748025434940187079879884354062434678516263049429339728892951177828960188497543296469737030059289493074342750957901311894383665257360206448962912164116028465824491874864945567511955321347341401675954725420820637775448602541101023731078868794190220527919690477527993261627434696807725440315767156539834521948494276633554083

Factorizations

Primary (ID: 47414) 20728425263836013295911552400254602290041242937 (proven prime)
(ID: 125527) 30475100875526601074174178284010322559061648592328186106406298081760151981395337897819897007532025078746499902812435234688002934655618877098396513247294162198351526277141478197058819955542345878998276544967640654570428355790144372951258950004087269008880864812387591125929196997649086654644559162269600958390491231650597132827162198714131800267285417580297995800628188310387351032073386426043665295675499807453798787738964283401911339397217861729781351904515241084971783321803133003722535379600496644038593719628836234302964520549136063013398912904069109323277817730698895490798804645138254512042368071233487158459 (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.