Factor Info
| ID | 143219 |
| Size | 75 digits / 248 bits |
| Status | composite |
| Value | 231540097638104780782465098053964661120238196091780569756631126544212024351 |
Factorizations
| Primary | (ID: 143144) 108053807086151803039211071 (proven prime) |
| (ID: 143220) 2142822209434016367856975410751431439543215835681 (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.