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Additive Primes
Basic Info
Discovered by N/A
Number of Proven infinite
Description A prime whose digit sum is a prime is an additive prime
First Few 2, 3, 5, 7, 11, 23

Additive primes can be defined as prime numbers where the sum of its digits is a prime number.

Examples

  • For example, 29 is a prime number. 2+9=11.
  • 11 is a prime number. 1+1=2.
  • 2 is also a prime number. 0+2=2.
  • Therefore, 29, 11 and 2 are all additive primes.

The First Few Additive Prime Numbers

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