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Two prime numbers whose difference is 2 are called twin primes

Twin primes - Prime and Composite Numbers

So, twin primes are

  • 3 and 5,
  • 5 and 7,
  • 11 and 13,
  • 17 and 19,
  • 41 and 43,
  • 71 and 73

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Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.