Q: Is 21,694,344 a Composite Number?

Why is 21,694,344 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 21,694,344 can be evenly divided by 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 263 491 526 789 982 1,052 1,473 1,578 1,841 1,964 2,104 2,946 3,156 3,437 3,682 3,928 5,523 5,892 6,312 6,874 7,364 10,311 11,046 11,784 13,748 14,728 20,622 22,092 27,496 41,244 44,184 82,488 129,133 258,266 387,399 516,532 774,798 903,931 1,033,064 1,549,596 1,807,862 2,711,793 3,099,192 3,615,724 5,423,586 7,231,448 10,847,172 and 21,694,344, with no remainder.

Since 21,694,344 cannot be divided by just 1 and 21,694,344, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).