1. Primes by type
  2. Twin primes
  3. 1900th

1900th twin prime is {172421, 172423}

1900th twin prime is {172421, 172423}.

{172421, 172423} is 1900th twin prime.

Learn more about Twin primes.

Neighbours#

{171047, 171049}{171077, 171079}{171161, 171163}{171167, 171169}{171251, 171253}
{171401, 171403}{171467, 171469}{171539, 171541}{171671, 171673}{171761, 171763}
{172169, 172171}{172217, 172219}{172421, 172423}{172439, 172441}{172517, 172519}
{173021, 173023}{173189, 173191}{173207, 173209}{173291, 173293}{173357, 173359}
{173429, 173431}{173669, 173671}{173741, 173743}{173777, 173779}{174017, 174019}

Compare with#

171047171077171161171167171251
171401171467171539171671171761
172169172217172421172439172517
173021173189173207173291173357
173429173669173741173777174017
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