Factor Info
| ID | 28661 |
| Size | 131 digits / 435 bits |
| Status | composite |
| Value | 88331676615383790434677873691312588223551583679066183437356081642712192978218489828859694004293247054901501593830338502339823312341 |
Factorizations
| Primary | (ID: 28662) 553490408322580586127891636648786565848906273691 (proven prime) |
| (ID: 28663) 159590257188166252251688944516530071948738326665990615928293410467328675450484835151 (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.