Q: Is 42,005,280 a Prime Number?

 A: No, 42,005,280 is not a prime number.

Why is 42,005,280 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 42005280 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 87,511 175,022 262,533 350,044 437,555 525,066 700,088 875,110 1,050,132 1,312,665 1,400,176 1,750,220 2,100,264 2,625,330 2,800,352 3,500,440 4,200,528 5,250,660 7,000,880 8,401,056 10,501,320 14,001,760 21,002,640 and 42,005,280, with no remainder.

Since 42,005,280 cannot be divided by just 1 and 42,005,280, 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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