Q: Is 121,051,520 a Composite Number?

Why is 121,051,520 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 121,051,520 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 73 80 128 146 160 292 320 365 584 640 730 1,168 1,460 2,336 2,591 2,920 4,672 5,182 5,840 9,344 10,364 11,680 12,955 20,728 23,360 25,910 41,456 46,720 51,820 82,912 103,640 165,824 189,143 207,280 331,648 378,286 414,560 756,572 829,120 945,715 1,513,144 1,658,240 1,891,430 3,026,288 3,782,860 6,052,576 7,565,720 12,105,152 15,131,440 24,210,304 30,262,880 60,525,760 and 121,051,520, with no remainder.

Since 121,051,520 cannot be divided by just 1 and 121,051,520, 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).