Q: Is 166,624 a Prime Number?
A: No, 166,624 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 166624 can be evenly divided by 1 2 4 8 16 32 41 82 127 164 254 328 508 656 1,016 1,312 2,032 4,064 5,207 10,414 20,828 41,656 83,312 and 166,624, with no remainder.
Since 166,624 cannot be divided by just 1 and 166,624, it is not a prime number.