Factor Info

ID 12872
Size 275 digits / 911 bits
Status composite
Value 16100364990031832686612670983457761884186731740354173422509049949612209260764151974331463200288321463370716236761807515247602399092068739514856767893791347092036899485712076913250379197112761566568842226068772614811143769277017248744046082264422732628601160406296428606643319

Factorizations

Primary (ID: 11665) 398858013926743539066881263 (proven prime)
(ID: 12873) 40366156446311028488804574728271323823092831860247582777886461839186519857746703065141654043831677071995646757621700643913556114269281888111402129893092096918358209808666276107242896607201287794212873234752823509087915120871145187178216442640216313 (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.