Factor Info

ID 153067
Size 454 digits / 1506 bits
Status composite
Value 1272881172014405130521009625649670751086335457736689413190453926736557854869169581987457731148149039419034398635578805875548298234754735288117037745977166427613114957444814446649481225840840691523664142723647182199603608062787571901744198860042690540739791812040287200993124215622339925989996542272825981829606573998048923022751093461011379607274683575555568936650108674645171162012189665455114282376809784491402623778179726337402207403283828334426132467

Factorizations

Primary (ID: 152157) 2632214873507338957197977 (proven prime)
(ID: 153068) 483577987810065526691351898589379057565357180688952305045213383045464141626140758782483841806609466812338140180144000232661849665213082477410398815857959101271070281840999652536432477295560454718775167538776720618857098230639705961195453384437946559865567516852747747048181727513116722249322168737602095246780966469513661119710611456814391976670998653359707411447635213745699118066569079426240668747556893901216765919984101579371 (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.