Q: Is 512,540 a Prime Number?
A: No, 512,540 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 512540 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 523 980 1,046 2,092 2,615 3,661 5,230 7,322 10,460 14,644 18,305 25,627 36,610 51,254 73,220 102,508 128,135 256,270 and 512,540, with no remainder.
Since 512,540 cannot be divided by just 1 and 512,540, it is not a prime number.