Factor Info
| ID | 656 |
| Size | 90 digits / 299 bits |
| Status | composite |
| Value | 884949639604138098024816445975945852711254368175732443367244385502468872769583682198832409 |
Factorizations
| Primary | (ID: 9272) 12212660314113533056882499696953971296188553 (proven prime) |
| (ID: 9273) 72461660018615932844336913997510473274896884753 (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.