MathQuarryCalculators

Primes / Is 168 prime?

Is 168 a Prime Number?

No168 = 2^3 x 3 x 7

168 is NOT prime: 2 × 84 = 168. That makes 2 a genuine divisor of 168 beyond 1 and 168 itself. Fully broken down, 168 = 2^3 × 3 × 7, for 16 divisors total. 168 sits between primes 167 and 173, 1 below and 5 above. 168: 2, 3, 4, 6, 7, 8, 12 divide 168 evenly, checked against 2-12. 168 is even, digit sum 15 for 168, digital root 6 for 168. 168 has 3 primes within 10 of 168.

Factors
1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168
Number of factors
16
Prime?
No
Prime factorization
2^3 x 3 x 7
Even or odd
Even
Square
28224
Cube
4741632
Binary
10101000
Hexadecimal
A8
Roman numeral
CLXVIII
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Full facts for 168 →Factors of 168 →