Factor Info

ID 81730
Size 309 digits / 1026 bits
Status composite
Value 660138577123991356809898920248067693914904845865069332561356195372960196287114228037259529201679503020781692654547445393345076823455244217376151148340459804700499695084515604057937747257106295778089992136305605050520425652967606036980312701479949295443836340853665611106758752267972637679441116308618278887891

Factorizations

Primary (ID: 59279) 3349702521889138376311452937393733 (proven prime)
(ID: 81731) 197073791720373931565042454499487033281714386624917517592120440853487200836852114018737148229223366512935762141383168674940155515851536979941492665566887496435324514164891051259823605274795365687345687347466130577873127146004797970373595778799168213319527239799635130660668727 (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.