Q: Is 1,401,520 a Prime Number?
A: No, 1,401,520 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 1401520 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 17,519 35,038 70,076 87,595 140,152 175,190 280,304 350,380 700,760 and 1,401,520, with no remainder.
Since 1,401,520 cannot be divided by just 1 and 1,401,520, it is not a prime number.