83

This number is a prime.

Just showing those entries submitted by 'Silva': (Click here to show all)

Gus Lascar © 2003
+ The only two-digit prime that is the arithmetic average of three consecutive emirps (73, 79, and 97). [Silva]

+ The smallest prime p such that p plus the reversal of the next prime after p is a palindromic prime. [Silva]

+ 83 can be expressed as the sum of three primes in 24 ways. Note that 24 is equal to 8*3. [Silva]

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