Q: Is 421,004,241 a Prime Number?

 A: No, 421,004,241 is not a prime number.

Why is 421,004,241 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 421004241 can be evenly divided by 1 3 7 9 21 37 63 111 179 259 333 537 777 1,009 1,253 1,611 2,331 3,027 3,759 6,623 7,063 9,081 11,277 19,869 21,189 37,333 46,361 59,607 63,567 111,999 139,083 180,611 261,331 335,997 417,249 541,833 783,993 1,264,277 1,625,499 2,351,979 3,792,831 6,682,607 11,378,493 20,047,821 46,778,249 60,143,463 140,334,747 and 421,004,241, with no remainder.

Since 421,004,241 cannot be divided by just 1 and 421,004,241, it is not a prime number.


More Examples

Number 421,004,239421,004,240421,004,242421,004,243
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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