Factor Info

ID 42472
Size 295 digits / 978 bits
Status composite
Value 2039925978121416587495351924996474306362493353594883571646381264146155135597568442211947432873955299493854103832541896556820925033895304025844251362995108973007854471596900839920832530168188584919041502359087177620426311059475395409418436128782526875404735844503993891366461529326995928811185569

Factorizations

Primary (ID: 42473) 53963638890264566882874601 (proven prime)
(ID: 42474) 37801861032196516259713723794391795118031930495149456801518764514013955020325324318858412628417627573570888613741117106064035900924406396959341679077534404296630437372299361898474629305412082774239226116599604327354362812862366883772878889278151141608273935968486578169 (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.