MathQuarryCalculators

Primes / Is 188 prime?

Is 188 a Prime Number?

No188 = 2^2 x 47

188 is NOT prime: 2 × 94 = 188. That makes 2 a genuine divisor of 188 beyond 1 and 188 itself. Fully broken down, 188 = 2^2 × 47, for 6 divisors total. 188 sits between primes 181 and 191, 7 below and 3 above. 188: 2, 4 divide 188 evenly, checked against 2-12. 188 is even, digit sum 17 for 188, digital root 8 for 188. 188 has 5 primes within 10 of 188.

Factors
1, 2, 4, 47, 94, 188
Number of factors
6
Prime?
No
Prime factorization
2^2 x 47
Even or odd
Even
Square
35344
Cube
6644672
Binary
10111100
Hexadecimal
BC
Roman numeral
CLXXXVIII
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Full facts for 188 →Factors of 188 →