MathQuarryCalculators

Primes / Is 16 prime?

Is 16 a Prime Number?

No16 = 2^4

16 is NOT prime: 2 × 8 = 16. That makes 2 a genuine divisor of 16 beyond 1 and 16 itself. Fully broken down, 16 = 2^4, for 5 divisors total. 16 sits between primes 13 and 17, 3 below and 1 above. 16: 2, 4, 8 divide 16 evenly, checked against 2-12. 16 is even, digit sum 7 for 16, digital root 7 for 16. 16 has 6 primes within 10 of 16.

Factors
1, 2, 4, 8, 16
Number of factors
5
Prime?
No
Prime factorization
2^4
Even or odd
Even
Square
256
Cube
4096
Binary
10000
Hexadecimal
10
Roman numeral
XVI
Perfect square?
Yes
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Full facts for 16 →Factors of 16 →