Q: Is 138,312 a Prime Number?
A: No, 138,312 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 138312 can be evenly divided by 1 2 3 4 6 8 9 12 17 18 24 34 36 51 68 72 102 113 136 153 204 226 306 339 408 452 612 678 904 1,017 1,224 1,356 1,921 2,034 2,712 3,842 4,068 5,763 7,684 8,136 11,526 15,368 17,289 23,052 34,578 46,104 69,156 and 138,312, with no remainder.
Since 138,312 cannot be divided by just 1 and 138,312, it is not a prime number.