Q: Is 309,680 a Composite Number?

 A: Yes, 309,680 is a composite number.

Why is 309,680 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 309,680 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 70 79 80 98 112 140 158 196 245 280 316 392 395 490 553 560 632 784 790 980 1,106 1,264 1,580 1,960 2,212 2,765 3,160 3,871 3,920 4,424 5,530 6,320 7,742 8,848 11,060 15,484 19,355 22,120 30,968 38,710 44,240 61,936 77,420 154,840 and 309,680, with no remainder.

Since 309,680 cannot be divided by just 1 and 309,680, it is a composite number.


More Examples

Number 309,678309,679309,681309,682
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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