Q: Is 13,365,040 a Composite Number?

Why is 13,365,040 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 13,365,040 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 40 52 65 71 80 104 130 142 181 208 260 284 355 362 520 568 710 724 905 923 1,040 1,136 1,420 1,448 1,810 1,846 2,353 2,840 2,896 3,620 3,692 4,615 4,706 5,680 7,240 7,384 9,230 9,412 11,765 12,851 14,480 14,768 18,460 18,824 23,530 25,702 36,920 37,648 47,060 51,404 64,255 73,840 94,120 102,808 128,510 167,063 188,240 205,616 257,020 334,126 514,040 668,252 835,315 1,028,080 1,336,504 1,670,630 2,673,008 3,341,260 6,682,520 and 13,365,040, with no remainder.

Since 13,365,040 cannot be divided by just 1 and 13,365,040, 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).