Factor Info

ID 128423
Size 655 digits / 2176 bits
Status composite
Value 6073703332111097851018355500522863262259938464265655400856779900880162301877185705894424148515369754204392136104593154688620506328977586062058670149659398633024523165153306624254831162688080538500570234828558930622893697494470511789257873772842542748822062323297799666117087670984138413578882108457689072240258318851651983614142809983260231591783498598025481953320259104670393574639901462120254930834298686231538637659617911940318077796285708939639331656034217853709931201379719698699639814939645320554089980037454918442394247781914878653266167496540916213317310424618571024746560407940946549490151078510487213709759161780121712680473586268977468999965069

Factorizations

Primary (ID: 438) 2216051880587916003268636813231 (proven prime)
(ID: 128425) 2740776687276721777462525274059109265394308644103464409364445512926110063645211215122927778820194756712207778561561564082721428664354203942672878093959022717347383717355991129391916540494835916629311775089381858116051973180976599260155100907101672640364969256715659456886681451560054780238624307732643548688196082897843084434349190545887614171661286921362409770536569717059715083774839608904535159423689151291858217771811348555891825630349120931273579685804333037722148665915281529509073331195407336552192062932475530888956623196359661285272391500693935228711351041150297525964891438265294125196015802861708827334359932839299 (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.