Q: Is 402,840 a Composite Number?

 A: Yes, 402,840 is a composite number.

Why is 402,840 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 402,840 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 373 540 746 1,080 1,119 1,492 1,865 2,238 2,984 3,357 3,730 4,476 5,595 6,714 7,460 8,952 10,071 11,190 13,428 14,920 16,785 20,142 22,380 26,856 33,570 40,284 44,760 50,355 67,140 80,568 100,710 134,280 201,420 and 402,840, with no remainder.

Since 402,840 cannot be divided by just 1 and 402,840, it is a composite number.


More Examples

Number 402,838402,839402,841402,842
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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