Factor Info
| ID | 66138 |
| Size | 195 digits / 647 bits |
| Status | composite |
| Value | 295534516536551997139731863404219877238341202328898596762641702446206659095596365226533182125292262428267707504385335441117578595047577783040961798927703769942738565291248342520618500245597781471 |
Factorizations
| Primary | (ID: 66139) 19550753008230882123401 (proven prime) |
| (ID: 66140) 15116272831646522122052295909482635036866947516820168300785329926636406927813621532779708996231226230488471203231935800038477364188027206839048031985221289184861073899020071 (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.