Q: Is 545,100 a Composite Number?

Why is 545,100 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 545,100 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 23 25 30 46 50 60 69 75 79 92 100 115 138 150 158 230 237 276 300 316 345 395 460 474 575 690 790 948 1,150 1,185 1,380 1,580 1,725 1,817 1,975 2,300 2,370 3,450 3,634 3,950 4,740 5,451 5,925 6,900 7,268 7,900 9,085 10,902 11,850 18,170 21,804 23,700 27,255 36,340 45,425 54,510 90,850 109,020 136,275 181,700 272,550 and 545,100, with no remainder.

Since 545,100 cannot be divided by just 1 and 545,100, 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).