Factor Info

ID 28856
Size 283 digits / 938 bits
Status composite
Value 2163251838464079093463552347312064029577643964837061017937015411868235978235682779639329100853933947480698463907670535013190390164776981605104513358913985355195490258583085257595974902772093800968773436413119220684412935401290576446385013814378899830656018443351547090914946750160221

Factorizations

Primary (ID: 6824) 653307895929756357032069541177270095642284909406860982228674482418078001190973372748580182250689 (proven prime)
(ID: 28857) 3311228674781962008125047986741438954174365370946252306034620569034965940846246688544577583308840641667551995171488680476671776121115276555659942798449326862175078422588523145597819020189 (proven prime)

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.