Factor Info

ID 171808
Size 267 digits / 885 bits
Status composite
Value 172914515779184760103528686169289456864463468759523695072057962542847683191874010413057269395952158362385680313972881902244868536251325608641325287532199872036771760050809538984352652842024024463218731097962586989042215845870630384838280547111860811881825226071317293

Factorizations

Primary (ID: 171809) 12876328877861777402087490639616660185323612003 (proven prime)
(ID: 171810) 13428867608101872921992919655905738751352799760251028230558383657102081616651020100418926632585288176420801675994631559700994711664432337332625622556574789990506988000038913940176571916487171766593043128831497754872848431 (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.