20429th chen prime is 641981

20429th chen prime is 641981.

641981 is 20429th chen prime.

Learn more about Chen primes.

Neighbours#

641519₆	641549₇	641579₆	641633₆	641701₇
641747₇	641789₄	641819₆	641827₈	641897₅
641909₅	641929₇	641981₅	642011₅	642077₅
642149₄	642151₇	642197₅	642281₅	642359₅
642407₇	642419₄	642487₅	642527₆	642529₇

Compare with#

Learn more about Chen primes
Check first 1000 chen primes
Check chen primes up to 10000
Check all chen primes

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