Q: Is 491,445 a Prime Number?
A: No, 491,445 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 491445 can be evenly divided by 1 3 5 9 15 45 67 163 201 335 489 603 815 1,005 1,467 2,445 3,015 7,335 10,921 32,763 54,605 98,289 163,815 and 491,445, with no remainder.
Since 491,445 cannot be divided by just 1 and 491,445, it is not a prime number.