Q: Is 143,572 a Prime Number?
A: No, 143,572 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 143572 can be evenly divided by 1 2 4 11 13 22 26 44 52 143 251 286 502 572 1,004 2,761 3,263 5,522 6,526 11,044 13,052 35,893 71,786 and 143,572, with no remainder.
Since 143,572 cannot be divided by just 1 and 143,572, it is not a prime number.