Q: Is 15,422,550 a Composite Number?

Why is 15,422,550 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 15,422,550 can be evenly divided by 1 2 3 5 6 10 11 13 15 22 25 26 30 33 39 50 55 65 66 75 78 110 130 143 150 165 195 275 286 325 330 390 429 550 650 715 719 825 858 975 1,430 1,438 1,650 1,950 2,145 2,157 3,575 3,595 4,290 4,314 7,150 7,190 7,909 9,347 10,725 10,785 15,818 17,975 18,694 21,450 21,570 23,727 28,041 35,950 39,545 46,735 47,454 53,925 56,082 79,090 93,470 102,817 107,850 118,635 140,205 197,725 205,634 233,675 237,270 280,410 308,451 395,450 467,350 514,085 593,175 616,902 701,025 1,028,170 1,186,350 1,402,050 1,542,255 2,570,425 3,084,510 5,140,850 7,711,275 and 15,422,550, with no remainder.

Since 15,422,550 cannot be divided by just 1 and 15,422,550, 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).