Q: Is 5,561,120 a Prime Number?
A: No, 5,561,120 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 5561120 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 80 160 34,757 69,514 139,028 173,785 278,056 347,570 556,112 695,140 1,112,224 1,390,280 2,780,560 and 5,561,120, with no remainder.
Since 5,561,120 cannot be divided by just 1 and 5,561,120, it is not a prime number.