Factor Info
| ID | 163968 |
| Size | 193 digits / 639 bits |
| Status | composite |
| Value | 1402815226921439220690590922853974761579486343840652300002812675707023465327837016492650376295041640060188486457266621763411364017765286161435831464943205876078154339829277285132946483619077577 |
Factorizations
| Primary | (ID: 163969) 3170523521646031215193 (proven prime) |
| (ID: 163970) 442455391781210894309426050152379854192910819227281161435526558179207980279007831251701907144798366798818253758434842386239298717150784433465423329618739764680139617947889 (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.