Factor Info

ID 155041
Size 127 digits / 421 bits
Status composite
Value 4663827161299195625628271372428017336939519666885499318401475897893838891242365247720647865445065237424952413575850412697492077

Factorizations

Primary (ID: 154626) 728921581954037396189325850537700569 (proven prime)
(ID: 188976) 6398256378685843532399247177538886205859534609448273827853140810518464804360649741038775733 (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.