The Sophie Germain Primes nBAB collection was created on 15 September 2015.

239was the smallest Sophie Germain Prime that didn't have a nBAB for it when the Sophie Germain Primes collection was created.MathBabbler Number Analyst (MBNA) output: ========================================= 239 is a natural, whole, integer 239 is odd 239 proper divisors are: 1, 239 has 1 proper divisors 239 is deficient (sum of divisors is 1; ratio: 0.0041841) 239 is happy 239 is a Squarefree Number 239 is prime (not composite) ...Sexy prime with 233 ...Sexy Triplet prime with 233, 227 ...Sophie Germain prime with 479 ...Twin prime with 241 ...Truman Gerald prime with 269 ...OEIS:002145 (4n+3; n=59) ...Right-truncatable ...Eisenstein 239 is Arithmetic (A003601) 239 is ThurmNumber 239 in octal is 0357 239 in hexadecimal is 0xef 239 in binary is 11101111 (is odious) 239 nearest square numbers: -14...17 (225...256 [16]) sqrt(239) = 15.4596 ln(239) = 5.47646 log(239) = 2.3784 239 reciprocal is .00418410041841004184100418410041 239! is 1.69495e+466 239 is 76.0761 Pi years 239 is 11 score and 19 years 239 written as a Roman numeral is CCXXXIX 239 is 120^2 - 119^2 and 120 + 119 = 239

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 16 September 2015

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