Factor Info

ID 161688
Size 348 digits / 1154 bits
Status composite
Value 150696565855744566144000547510398541452593935507766823543759693693506328571871823549856540037619559492435321964778078635004395334104247424921612490829713034019043300788456705578426969892195923878298642172662202796251447291587483550601962610663486143087089246402893997212779093995069982512757103323198364970800203199117671326086492196932194232271913

Factorizations

Primary (ID: 161689) 63621685117482671576321 (proven prime)
(ID: 161690) 2368635247203386224566470053413723170137107839442190303737851325140472357074124448021778825824934389193223298696861900002154851375628335819192547255743091234816506757851685525709932726363858519183927409060045562690888600137978500685193592239370983043430216058856015742722557739016457022786737267675338676735522578232627078953 (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.