Q: Is 143,740 a Prime Number?
A: No, 143,740 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 143740 can be evenly divided by 1 2 4 5 10 20 7,187 14,374 28,748 35,935 71,870 and 143,740, with no remainder.
Since 143,740 cannot be divided by just 1 and 143,740, it is not a prime number.