Q: Is 240,163,742 a Prime Number?

 A: No, 240,163,742 is not a prime number.

Why is 240,163,742 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 240163742 can be evenly divided by 1 2 7 13 14 26 91 182 571 1,142 2,311 3,997 4,622 7,423 7,994 14,846 16,177 30,043 32,354 51,961 60,086 103,922 210,301 420,602 1,319,581 2,639,162 9,237,067 17,154,553 18,474,134 34,309,106 120,081,871 and 240,163,742, with no remainder.

Since 240,163,742 cannot be divided by just 1 and 240,163,742, it is not a prime number.


More Examples

Number 240,163,740240,163,741240,163,743240,163,744
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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