MathQuarryCalculators

Primes / Is 481 prime?

Is 481 a Prime Number?

No481 = 13 x 37

481 is NOT prime: 13 × 37 = 481. That makes 13 a genuine divisor of 481 beyond 1 and 481 itself. Fully broken down, 481 = 13 × 37, for 4 divisors total. 481 sits between primes 479 and 487, 2 below and 6 above. 481 shares no factor with 2-12; 481's divisors start beyond that range. 481 is odd, digit sum 13 for 481, digital root 4 for 481. 481 has 3 primes within 10 of 481.

Factors
1, 13, 37, 481
Number of factors
4
Prime?
No
Prime factorization
13 x 37
Even or odd
Odd
Square
231361
Cube
111284641
Binary
111100001
Hexadecimal
1E1
Roman numeral
CDLXXXI
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Full facts for 481 →Factors of 481 →