Q: Is 143,648 a Prime Number?
A: No, 143,648 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 143648 can be evenly divided by 1 2 4 8 16 32 67 134 268 536 1,072 2,144 4,489 8,978 17,956 35,912 71,824 and 143,648, with no remainder.
Since 143,648 cannot be divided by just 1 and 143,648, it is not a prime number.