Q: Is 138,239,430 a Prime Number?

 A: No, 138,239,430 is not a prime number.

Why is 138,239,430 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 138239430 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 23 30 35 42 46 69 70 105 115 138 161 210 230 322 345 483 690 805 966 1,610 2,415 4,830 28,621 57,242 85,863 143,105 171,726 200,347 286,210 400,694 429,315 601,041 658,283 858,630 1,001,735 1,202,082 1,316,566 1,974,849 2,003,470 3,005,205 3,291,415 3,949,698 4,607,981 6,010,410 6,582,830 9,215,962 9,874,245 13,823,943 19,748,490 23,039,905 27,647,886 46,079,810 69,119,715 and 138,239,430, with no remainder.

Since 138,239,430 cannot be divided by just 1 and 138,239,430, it is not a prime number.


More Examples

  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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