Q: Is 31,000,090 a Prime Number?

 A: No, 31,000,090 is not a prime number.

Why is 31,000,090 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 31000090 can be evenly divided by 1 2 5 10 11 22 23 46 55 110 115 230 253 506 1,265 2,530 12,253 24,506 61,265 122,530 134,783 269,566 281,819 563,638 673,915 1,347,830 1,409,095 2,818,190 3,100,009 6,200,018 15,500,045 and 31,000,090, with no remainder.

Since 31,000,090 cannot be divided by just 1 and 31,000,090, 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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