Q: Is 20,757,100 a Composite Number?

Why is 20,757,100 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 20,757,100 can be evenly divided by 1 2 4 5 7 10 13 14 20 25 26 28 35 50 52 65 70 91 100 130 140 175 182 260 325 350 364 455 650 700 910 1,300 1,820 2,275 2,281 4,550 4,562 9,100 9,124 11,405 15,967 22,810 29,653 31,934 45,620 57,025 59,306 63,868 79,835 114,050 118,612 148,265 159,670 207,571 228,100 296,530 319,340 399,175 415,142 593,060 741,325 798,350 830,284 1,037,855 1,482,650 1,596,700 2,075,710 2,965,300 4,151,420 5,189,275 10,378,550 and 20,757,100, with no remainder.

Since 20,757,100 cannot be divided by just 1 and 20,757,100, 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).