Factor Info

ID 152513
Size 255 digits / 847 bits
Status composite
Value 688872594779237751743639265950751487912141862739219189797440547226356030874800213773785790877147085602246306820372791159788717081981561672753722445183967965793794002043888866167401860483310304815271454238213260161594198594851122577071385889925541115626051

Factorizations

Primary (ID: 152167) 611535125150697982861749583 (proven prime)
(ID: 186593) 1126464476769804232142861125942799763931087881790289119577352170638370810852537230005952382021939265048499752366207726569803085829160970660549609162818340397805441551102804852356380874932867495535936959998789659936890522202875597 (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.