Factor Info
| ID | 19813 |
| Size | 155 digits / 514 bits |
| Status | composite |
| Value | 28687509643492892075221128006449237350451146619508500482915984762059137296478553404775990467913950190401092476853539226200030840255611742267377635357890631 |
Factorizations
| Primary | (ID: 19814) 35645906496364306434849378023333297827811383782580351 (proven prime) |
| (ID: 19815) 804791137698205712227875104211652255670618070071975559971188073748078291737835666205639770770978612281 (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.