MathQuarryCalculators

Primes / Is 361 prime?

Is 361 a Prime Number?

No361 = 19^2

361 is NOT prime: 19 × 19 = 361. That makes 19 a genuine divisor of 361 beyond 1 and 361 itself. Fully broken down, 361 = 19^2, for 3 divisors total. 361 sits between primes 359 and 367, 2 below and 6 above. 361 shares no factor with 2-12; 361's divisors start beyond that range. 361 is odd, digit sum 10 for 361, digital root 1 for 361. 361 has 3 primes within 10 of 361.

Factors
1, 19, 361
Number of factors
3
Prime?
No
Prime factorization
19^2
Even or odd
Odd
Square
130321
Cube
47045881
Binary
101101001
Hexadecimal
169
Roman numeral
CCCLXI
Perfect square?
Yes
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No