Q: Is 513,608 a Prime Number?
A: No, 513,608 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 513608 can be evenly divided by 1 2 4 8 19 31 38 62 76 109 124 152 218 248 436 589 872 1,178 2,071 2,356 3,379 4,142 4,712 6,758 8,284 13,516 16,568 27,032 64,201 128,402 256,804 and 513,608, with no remainder.
Since 513,608 cannot be divided by just 1 and 513,608, it is not a prime number.