Q: Is 1,564,480 a Prime Number?
A: No, 1,564,480 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 1564480 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 4,889 9,778 19,556 24,445 39,112 48,890 78,224 97,780 156,448 195,560 312,896 391,120 782,240 and 1,564,480, with no remainder.
Since 1,564,480 cannot be divided by just 1 and 1,564,480, it is not a prime number.