Factor Info
| ID | 1718 |
| Size | 83 digits / 275 bits |
| Status | composite |
| Value | 51624879205172327515554325906299810454096082207677527151254893428179608824334726381 |
Factorizations
| Primary | (ID: 1719) 1807500264847899774571 (proven prime) |
| (ID: 1720) 28561478086154822650077961629052476848350434964933425199919111 (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.