Q: Is 172,144 a Prime Number?
A: No, 172,144 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 172144 can be evenly divided by 1 2 4 7 8 14 16 28 29 53 56 58 106 112 116 203 212 232 371 406 424 464 742 812 848 1,484 1,537 1,624 2,968 3,074 3,248 5,936 6,148 10,759 12,296 21,518 24,592 43,036 86,072 and 172,144, with no remainder.
Since 172,144 cannot be divided by just 1 and 172,144, it is not a prime number.