Q: Is 2,148,744 a Composite Number?

Why is 2,148,744 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 2,148,744 can be evenly divided by 1 2 3 4 6 8 12 13 24 26 39 52 71 78 97 104 142 156 194 213 284 291 312 388 426 568 582 776 852 923 1,164 1,261 1,704 1,846 2,328 2,522 2,769 3,692 3,783 5,044 5,538 6,887 7,384 7,566 10,088 11,076 13,774 15,132 20,661 22,152 27,548 30,264 41,322 55,096 82,644 89,531 165,288 179,062 268,593 358,124 537,186 716,248 1,074,372 and 2,148,744, with no remainder.

Since 2,148,744 cannot be divided by just 1 and 2,148,744, 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).