Factor Info

ID 71672
Size 645 digits / 2142 bits
Status composite
Value 497831848558584080621960762041723907353612177996957987293061119923508022045693313010510684787763260286135149596877100469399081598987984621121893862884592583332249057308876353149573103222339496348182724275222353849956069860309711014006838687783328412568616530390717698852300590452559139938015183181745968718809302051068885503936514304394267705135974415554764691972921939055339645063630375978980526342171289293532313630552390877075451347237285290987405661891407720679574706552602819964381263623179423141128428102791654012288579127945328355837979324206723718610698388828089349373900199897757067079347466831427597986996373694501780151867019442092263

Factorizations

Primary (ID: 70533) 24540050076369381718561 (proven prime)
(ID: 71673) 20286504999350703710507957356133626441876941064294847416278523195841003897574054038499724921598743906184572065465402071634840211785746223709125805128903100843647277722303537517247541121705772204235803959515447058034877237272780883653253027707142875072916193742045621855964828273553230758352705497482940061167833665487250354701576191475581839201184309650274654649314950739194853457895426492904625165362279914252497137637082618261619411007654489459505601941590287462988928736535556073001527706077869963653733842149595587441004047093992080439104494011383921558421316368338940718454436241315682446969912969522552892253255819783 (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.