Q: Is 4,020,003 a Prime Number?

 A: No, 4,020,003 is not a prime number.

Why is 4,020,003 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 4020003 can be evenly divided by 1 3 9 13 27 39 117 169 351 507 881 1,521 2,643 4,563 7,929 11,453 23,787 34,359 103,077 148,889 309,231 446,667 1,340,001 and 4,020,003, with no remainder.

Since 4,020,003 cannot be divided by just 1 and 4,020,003, it is not a prime number.


More Examples

Number 4,020,0014,020,0024,020,0044,020,005
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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