Factor Info
| ID | 20517 |
| Size | 155 digits / 513 bits |
| Status | composite |
| Value | 14245220406202976134918818841279671731467667899534389441569276053144842700460171777193118207879900636225867073948554078067501794791518096389947883529654401 |
Factorizations
| Primary | (ID: 28684) 20709869196085936710987841604015694180413754832440435389773359996083322451 (proven prime) |
| (ID: 28685) 687846952162076071385100929847225835952464646018084163822517360570145909357679451 (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.