Factor Info

ID 31707
Size 317 digits / 1052 bits
Status composite
Value 28275211783309549020973135651020194572504846909254028365755616483851412985552134438692246908581429790224673529947211660489088808426400081727073101359946557732632815994670488053537813787875475852023922896731073915322411510545035484880528693959485372822217476388637627401289518539890518481274727662828426535198388314397

Factorizations

Primary (ID: 17687) 89878147218325945842271152825403968864406765151013548262293558105566533009108054438993786956005543558082155399187899 (proven prime)
(ID: 31708) 314594956153527593993970550107370917061826853435163049897909327255246527653617959704232714660702975978627214828074977927569251402119497071234725930611933994634604431943786604932241177427751207165719303 (proven prime)

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.