Q: Is 509,432 a Prime Number?
A: No, 509,432 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 509432 can be evenly divided by 1 2 4 7 8 11 14 22 28 44 56 77 88 154 308 616 827 1,654 3,308 5,789 6,616 9,097 11,578 18,194 23,156 36,388 46,312 63,679 72,776 127,358 254,716 and 509,432, with no remainder.
Since 509,432 cannot be divided by just 1 and 509,432, it is not a prime number.