Q: Is 42,630,420 a Prime Number?

 A: No, 42,630,420 is not a prime number.

Why is 42,630,420 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 42630420 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 101,501 203,002 304,503 406,004 507,505 609,006 710,507 1,015,010 1,218,012 1,421,014 1,522,515 2,030,020 2,131,521 2,842,028 3,045,030 3,552,535 4,263,042 6,090,060 7,105,070 8,526,084 10,657,605 14,210,140 21,315,210 and 42,630,420, with no remainder.

Since 42,630,420 cannot be divided by just 1 and 42,630,420, 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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