Q: Is 2,491,740 a Composite Number?

Why is 2,491,740 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 2,491,740 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 109 127 180 218 254 327 381 436 508 545 635 654 762 981 1,090 1,143 1,270 1,308 1,524 1,635 1,905 1,962 2,180 2,286 2,540 3,270 3,810 3,924 4,572 4,905 5,715 6,540 7,620 9,810 11,430 13,843 19,620 22,860 27,686 41,529 55,372 69,215 83,058 124,587 138,430 166,116 207,645 249,174 276,860 415,290 498,348 622,935 830,580 1,245,870 and 2,491,740, with no remainder.

Since 2,491,740 cannot be divided by just 1 and 2,491,740, 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).