Factor Info

ID 87017
Size 294 digits / 975 bits
Status composite
Value 256571137925436556991597589897213284843408871873566994610050499827288720943903806588782749705873645340805813794872193692563913740645837439598193104228239017491043466813415725455071776814942314320974732915789758327948937368017453541173538965923670156386267220398999442883252048464048720623646619

Factorizations

Primary (ID: 10651) 174687898994276645505939406294688103239668147144656196121612035919719163968649013990717451692888658382291763182243248439 (proven prime)
(ID: 87018) 1468740189804690923425232088264573275022160532415773331255918629926081843453166608661532611698948364558477850211276407281371277758676730864523825546938561927004984028662994621 (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.