Q: Is 5,129,720 a Prime Number?
A: No, 5,129,720 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 5129720 can be evenly divided by 1 2 4 5 8 10 20 40 257 499 514 998 1,028 1,285 1,996 2,056 2,495 2,570 3,992 4,990 5,140 9,980 10,280 19,960 128,243 256,486 512,972 641,215 1,025,944 1,282,430 2,564,860 and 5,129,720, with no remainder.
Since 5,129,720 cannot be divided by just 1 and 5,129,720, it is not a prime number.