Primes / Is 269 prime?

Is 269 a Prime Number?

Yes

269 is prime: for 269, testing every prime up to √269 ≈ 16.4 (namely 2, 3, 5, 7, 11, 13) finds no divisor. 269 sits between primes 263 and 271, 6 below and 2 above. 269 shares no factor with 2-12; 269's divisors start beyond that range. 269 is odd, digit sum 17 for 269, digital root 8 for 269. 269 has 4 primes within 10 of 269.