Factor Info
| ID | 1780 |
| Size | 166 digits / 550 bits |
| Status | composite |
| Value | 2877829789103186206062036304539632221467963090992750144608265213503962111787925384772599101191542375315392474494033579489621361736141684354566829596727121931870592881 |
Factorizations
| Primary | (ID: 9890) 52705218960167922120159702644988140944378176387047641 (proven prime) |
| (ID: 9891) 54602368529729702892648463956331384470243544217269081860717875453622076151782330284750471521995416879780440855641 (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.