Q: Is 372,820 a Prime Number?
A: No, 372,820 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 372820 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 2,663 5,326 10,652 13,315 18,641 26,630 37,282 53,260 74,564 93,205 186,410 and 372,820, with no remainder.
Since 372,820 cannot be divided by just 1 and 372,820, it is not a prime number.