Q: Is 143,175 a Prime Number?
A: No, 143,175 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 143175 can be evenly divided by 1 3 5 15 23 25 69 75 83 115 249 345 415 575 1,245 1,725 1,909 2,075 5,727 6,225 9,545 28,635 47,725 and 143,175, with no remainder.
Since 143,175 cannot be divided by just 1 and 143,175, it is not a prime number.