Factor Info
| ID | 21886 |
| Size | 172 digits / 572 bits |
| Status | composite |
| Value | 9378118164076664902553831946067858273958361795864266831376911400336397431056585190845443200633781980061667387460508940560408179696117704645638736196518265611152712254416133 |
Factorizations
| Primary | (ID: 30641) 15353979770405175216493168455121 (proven prime) |
| (ID: 30642) 610793963800382571823480489131970334876087398035353575713446311946407985532580412656996094513405370536924089796032345279635467085319500336373 (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.