Factor Info

ID 179171
Size 130 digits / 432 bits
Status composite
Value 7642772672820268568040464616347876733520982439802787550058597161686068012748187620479332739324894296709806901275937758654475149899

Factorizations

Primary (ID: 179172) 76148762679864636842280878865854884153877 (proven prime)
(ID: 143172) 100366340881349360263444766257857444502062951925154629545804405168023534235424520441393887 (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.