Q: Is 672,623 a Prime Number?
A: No, 672,623 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 672623 can be evenly divided by 1 7 37 49 53 259 343 371 1,813 1,961 2,597 12,691 13,727 18,179 96,089 and 672,623, with no remainder.
Since 672,623 cannot be divided by just 1 and 672,623, it is not a prime number.