Factor Info
| ID | 81509 |
| Size | 193 digits / 641 bits |
| Status | composite |
| Value | 8271579076360308182102273168706631852296311069200874704213703249246222882922241200826190740800114449666463819530380667783954324898013395949256975179600298108497197678183738173905708018277453929 |
Factorizations
| Primary | (ID: 81510) 157373976135670945415101976646583857531157980017774721334280166092743309459848127 (proven prime) |
| (ID: 57327) 52560018368154089206335375699393234582888842306004220644207399353922310369446696025253103545800803131202005933527 (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.