Q: Is 15,530,040 a Composite Number?

Why is 15,530,040 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 15,530,040 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 179 180 241 358 360 482 537 716 723 895 964 1,074 1,205 1,432 1,446 1,611 1,790 1,928 2,148 2,169 2,410 2,685 2,892 3,222 3,580 3,615 4,296 4,338 4,820 5,370 5,784 6,444 7,160 7,230 8,055 8,676 9,640 10,740 10,845 12,888 14,460 16,110 17,352 21,480 21,690 28,920 32,220 43,139 43,380 64,440 86,278 86,760 129,417 172,556 215,695 258,834 345,112 388,251 431,390 517,668 647,085 776,502 862,780 1,035,336 1,294,170 1,553,004 1,725,560 1,941,255 2,588,340 3,106,008 3,882,510 5,176,680 7,765,020 and 15,530,040, with no remainder.

Since 15,530,040 cannot be divided by just 1 and 15,530,040, 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).