Q: Is 121,001,000 a Prime Number?

 A: No, 121,001,000 is not a prime number.

Why is 121,001,000 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 121001000 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1,000 121,001 242,002 484,004 605,005 968,008 1,210,010 2,420,020 3,025,025 4,840,040 6,050,050 12,100,100 15,125,125 24,200,200 30,250,250 60,500,500 and 121,001,000, with no remainder.

Since 121,001,000 cannot be divided by just 1 and 121,001,000, it is not a prime number.


More Examples

Number 121,000,998121,000,999121,001,001121,001,002
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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