Q: Is 506,415 a Prime Number?
A: No, 506,415 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 506415 can be evenly divided by 1 3 5 7 13 15 21 35 39 49 53 65 91 105 147 159 195 245 265 273 371 455 637 689 735 795 1,113 1,365 1,855 1,911 2,067 2,597 3,185 3,445 4,823 5,565 7,791 9,555 10,335 12,985 14,469 24,115 33,761 38,955 72,345 101,283 168,805 and 506,415, with no remainder.
Since 506,415 cannot be divided by just 1 and 506,415, it is not a prime number.