Q: Is 490,490 a Prime Number?

 A: No, 490,490 is not a prime number.

Why is 490,490 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 490490 can be evenly divided by 1 2 5 7 10 11 13 14 22 26 35 49 55 65 70 77 91 98 110 130 143 154 182 245 286 343 385 455 490 539 637 686 715 770 910 1,001 1,078 1,274 1,430 1,715 2,002 2,695 3,185 3,430 3,773 4,459 5,005 5,390 6,370 7,007 7,546 8,918 10,010 14,014 18,865 22,295 35,035 37,730 44,590 49,049 70,070 98,098 245,245 and 490,490, with no remainder.

Since 490,490 cannot be divided by just 1 and 490,490, it is not a prime number.


More Examples

Number 490,488490,489490,491490,492
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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