Factor Info

ID 20998
Size 254 digits / 841 bits
Status composite
Value 12197559286392063887058752950525046630037210936858707314924476622061457990944534564322618356871265020380032748615496301387349564418749144367190966148092251314179100824443589621735410167303995645715090864492296500719536422762016563251784478072745767660111

Factorizations

Primary (ID: 16322) 267859557529209897722406319386619 (proven prime)
(ID: 29272) 45537144162055627092994940325695807293811272480346165037246768630309506242902954125296408022144059166442440408476649250665259540594915232009647708589242993659523207188899959925667190085283288119112504647616977051953748669 (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.