Factor Info

ID 81731
Size 276 digits / 915 bits
Status composite
Value 197073791720373931565042454499487033281714386624917517592120440853487200836852114018737148229223366512935762141383168674940155515851536979941492665566887496435324514164891051259823605274795365687345687347466130577873127146004797970373595778799168213319527239799635130660668727

Factorizations

Primary (ID: 81147) 3852085297030630362064662312050526769 (proven prime)
(ID: 81732) 51160287616758573929368750328312670968663942742772125287695995480918802241536097843703654201067752061614685103067150023312996110596351702956760115624084866854461888342428258690533961878678579299658191957826686011997041434397422428484830183 (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.