Q: Is 561,064 a Prime Number?
A: No, 561,064 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 561064 can be evenly divided by 1 2 4 7 8 14 28 43 56 86 172 233 301 344 466 602 932 1,204 1,631 1,864 2,408 3,262 6,524 10,019 13,048 20,038 40,076 70,133 80,152 140,266 280,532 and 561,064, with no remainder.
Since 561,064 cannot be divided by just 1 and 561,064, it is not a prime number.