Q: Is 4,001,020 a Prime Number?
A: No, 4,001,020 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 4001020 can be evenly divided by 1 2 4 5 10 19 20 38 76 95 190 380 10,529 21,058 42,116 52,645 105,290 200,051 210,580 400,102 800,204 1,000,255 2,000,510 and 4,001,020, with no remainder.
Since 4,001,020 cannot be divided by just 1 and 4,001,020, it is not a prime number.