Q: Is 4,001,820 a Prime Number?
A: No, 4,001,820 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 4001820 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 66,697 133,394 200,091 266,788 333,485 400,182 666,970 800,364 1,000,455 1,333,940 2,000,910 and 4,001,820, with no remainder.
Since 4,001,820 cannot be divided by just 1 and 4,001,820, it is not a prime number.