Primes / Is 27 prime?
Is 27 a Prime Number?
No27 = 3^3
27 is NOT prime: 3 × 9 = 27. That makes 3 a genuine divisor of 27 beyond 1 and 27 itself. Fully broken down, 27 = 3^3, for 4 divisors total. 27 sits between primes 23 and 29, 4 below and 2 above. 27: 3, 9 divide 27 evenly, checked against 2-12. 27 is odd, digit sum 9 for 27, digital root 9 for 27. 27 has 6 primes within 10 of 27.