Q: Is 143,838 a Prime Number?
A: No, 143,838 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 143838 can be evenly divided by 1 2 3 6 9 18 61 122 131 183 262 366 393 549 786 1,098 1,179 2,358 7,991 15,982 23,973 47,946 71,919 and 143,838, with no remainder.
Since 143,838 cannot be divided by just 1 and 143,838, it is not a prime number.