MathQuarryCalculators

Primes / Is 342 prime?

Is 342 a Prime Number?

No342 = 2 x 3^2 x 19

342 is NOT prime: 2 × 171 = 342. That makes 2 a genuine divisor of 342 beyond 1 and 342 itself. Fully broken down, 342 = 2 × 3^2 × 19, for 12 divisors total. 342 sits between primes 337 and 347, 5 below and 5 above. 342: 2, 3, 6, 9 divide 342 evenly, checked against 2-12. 342 is even, digit sum 9 for 342, digital root 9 for 342. 342 has 3 primes within 10 of 342.

Factors
1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342
Number of factors
12
Prime?
No
Prime factorization
2 x 3^2 x 19
Even or odd
Even
Square
116964
Cube
40001688
Binary
101010110
Hexadecimal
156
Roman numeral
CCCXLII
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Full facts for 342 →Factors of 342 →