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Primes / Is 440 prime?

Is 440 a Prime Number?

No440 = 2^3 x 5 x 11

440 is NOT prime: 2 × 220 = 440. That makes 2 a genuine divisor of 440 beyond 1 and 440 itself. Fully broken down, 440 = 2^3 × 5 × 11, for 16 divisors total. 440 sits between primes 439 and 443, 1 below and 3 above. 440: 2, 4, 5, 8, 10, 11 divide 440 evenly, checked against 2-12. 440 is even, digit sum 8 for 440, digital root 8 for 440. 440 has 5 primes within 10 of 440.

Factors
1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440
Number of factors
16
Prime?
No
Prime factorization
2^3 x 5 x 11
Even or odd
Even
Square
193600
Cube
85184000
Binary
110111000
Hexadecimal
1B8
Roman numeral
CDXL
Perfect square?
No
Perfect cube?
No
Perfect number?
No
Triangular number?
No
Fibonacci number?
No
Full facts for 440 →Factors of 440 →