Factor Info
| ID | 1821 |
| Size | 123 digits / 407 bits |
| Status | composite |
| Value | 301758610343855437427253698649315390651627755216177353563823099079208663019736934153275697962987374671415325345749288342367 |
Factorizations
| Primary | (ID: 338) 224189164930816106106049 (proven prime) |
| (ID: 1822) 1345999974784584067048963246070296934069831570891843278871600693493661199584174811984829042376394783 (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.