Factor Info

ID 147909
Size 434 digits / 1440 bits
Status composite
Value 21403219633137220245741478888174911927436660692276169396288695696129431595795758791449286640176255593254486119794750769249710505128799681068915110158028830702500732766084108076369488018606429518064650958368607999900965369029839343126511069654419689654370104192543551422934910291159610647667232169694482823783308054128551600991908698384494900669366392181423846068884411760054072859211328856879057249052108131650713943603033160744016721

Factorizations

Primary (ID: 147379) 283501771410663683568913 (proven prime)
(ID: 147910) 75495893823301013502088979977055147644322794727315552681121332438584123074930106530237495108836068931394351516531505427907511717961442957257806616437426022118671307720069710816796547873726691875367700249528451027907434851841742830406231014038748408402333660193701546448265715427011971270043266862416410349540305410822654659362341351815740295349717725876402843006587274115392312616795501037516490108262097060417 (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.