66th chen prime is 491

66th chen prime is 491.

491 is 66th chen prime.

Learn more about Chen primes.

Neighbours#

379₁₁	389₈	401₈	409₁₀	419₇
431₁₁	443₁₀	449₁₀	461₁₃	467₁₁
479₇	487₁₁	491₈	499₇	503₁₀
509₁₀	521₇	541₁₀	557₁₀	563₁₃
569₉	571₈	577₁₂	587₉	599₁₁

Compare with#

379₁₁	389₈	401₈	409₁₀	419₇
431₁₁	443₁₀	449₁₀	461₁₃	467₁₁
479₇	487₁₁	491₈	499₇	503₁₀
509₁₀	521₇	541₁₀	557₁₀	563₁₃
569₉	571₈	577₁₂	587₉	599₁₁

Learn more about Chen primes
Check first 100 chen primes
Check chen primes up to 500
Check all chen primes

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