Factor Info

ID 130765
Size 491 digits / 1631 bits
Status composite
Value 63747946656825507562450912560623112326716412776319054092798626718316367701975292279143262414060978324509351755072270255019938390570524073174434748235744730065091921365289563695210914164169793781045230500591765344648325310667495795560401467734473258614805410149883480137345472631078876094964821685753599088094851129356051786033047167498038563439323803124779138292168774346467261351363065515104024208149286843211244670459119395913485453265848646518625221572730034737438387761982579079798716281

Factorizations

Primary (ID: 161) 148953605644242840431762356563438185533394886582362797645241 (proven prime)
(ID: 130766) 427971826402642101183409810593656914221979789861632528603588625125943623908317473152124717090750026873048515390460614557304730081656449701365247528103187916225069695169334102879358893829185035519284234784321706134723358339237261221085524960841586786882580218843364268428060983012188032437816608860488982905310912800920936144207430992802528375507609214145666890515553560694811347106130180626481593292874162679104203573403195836565441 (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.