Factor Info
| ID | 2501 |
| Size | 173 digits / 573 bits |
| Status | composite |
| Value | 28872122816323318564467492735481519276433368120094503817016812578035519076204502777942787113594385077940763417112992264877780391067750514333035990113271296872781310444743737 |
Factorizations
| Primary | (ID: 2248) 65552746171882583264230070868884366877803237222654400793 (proven prime) |
| (ID: 19567) 440441087557478776852171834625638618412949059374084837579531425633661269203803741415744566525108430933975383194546209 (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.