Factor Info

ID 139648
Size 560 digits / 1859 bits
Status composite
Value 21402082361080137827086504445500432650576282519652397262420506319129337608955099646527229829334635345842695669889409701516945284292901836113272085063173643283059464520112224999669311329876026727698008713227863418169345612508810461199427176313133248069357635067997515144415886076075539894868439476411030328150255734053618165152944490231958140677132161818424105392564951065554925455476554259694857277957789342778172868319892792398803402128070439565730090567703462122660426280509135105956670208631955752157444307876455280202056025040065063921581890517140184478107

Factorizations

Primary (ID: 141249) 7685573513674850550751218728401 (proven prime)
(ID: 174530) 2784708561176295357217416242079939352340801013257128399225386459135762565404518597747593749072087353011222512149598158167864331130605854431621762516729911973431394875966781064724187017386200250083120018561945683822934339787897201020472853771924617857857712663556899612478512498900871551810136733361606767154544495440545485244828529727609411913427104544073092673427089169927741527143004629123063346888498399231087372429551175722904631446892759849987306552511441052890823407351950984948651690518744737361389158223456817041779259307 (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.