Factor Info

ID 42753
Size 255 digits / 845 bits
Status composite
Value 126372115711425929599259796189026839995421217695688797715898326286400823039183758325538779510612251009208241508621006698026962135824041383978325475472442101737250813838614625392790488661696263121316107675155611155784270180727679183614316877210350709513923

Factorizations

Primary (ID: 59) 64455877349703042877309 (proven prime)
(ID: 42754) 1960598798862027178306980169047319971654108694140613098234376761966752912327878485895558303009711148229480116705451359626347679432109001860257347122166572913826642817346195678371381237506039274392489888136087040478155481120165155647 (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.