Q: Is 745,380 a Composite Number?

Why is 745,380 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 745,380 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 41 45 60 82 90 101 123 164 180 202 205 246 303 369 404 410 492 505 606 615 738 820 909 1,010 1,212 1,230 1,476 1,515 1,818 1,845 2,020 2,460 3,030 3,636 3,690 4,141 4,545 6,060 7,380 8,282 9,090 12,423 16,564 18,180 20,705 24,846 37,269 41,410 49,692 62,115 74,538 82,820 124,230 149,076 186,345 248,460 372,690 and 745,380, with no remainder.

Since 745,380 cannot be divided by just 1 and 745,380, 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).