Q: Is 15,179,400 a Composite Number?

Why is 15,179,400 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 15,179,400 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 45 50 54 60 72 75 81 90 100 108 120 135 150 162 180 200 216 225 270 300 324 360 405 450 540 600 648 675 810 900 937 1,080 1,350 1,620 1,800 1,874 2,025 2,700 2,811 3,240 3,748 4,050 4,685 5,400 5,622 7,496 8,100 8,433 9,370 11,244 14,055 16,200 16,866 18,740 22,488 23,425 25,299 28,110 33,732 37,480 42,165 46,850 50,598 56,220 67,464 70,275 75,897 84,330 93,700 101,196 112,440 126,495 140,550 151,794 168,660 187,400 202,392 210,825 252,990 281,100 303,588 337,320 379,485 421,650 505,980 562,200 607,176 632,475 758,970 843,300 1,011,960 1,264,950 1,517,940 1,686,600 1,897,425 2,529,900 3,035,880 3,794,850 5,059,800 7,589,700 and 15,179,400, with no remainder.

Since 15,179,400 cannot be divided by just 1 and 15,179,400, 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).