Q: Is 820,372 a Prime Number?
A: No, 820,372 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 820372 can be evenly divided by 1 2 4 7 14 28 83 166 332 353 581 706 1,162 1,412 2,324 2,471 4,942 9,884 29,299 58,598 117,196 205,093 410,186 and 820,372, with no remainder.
Since 820,372 cannot be divided by just 1 and 820,372, it is not a prime number.