Q: Is 20,253,072 a Composite Number?

Why is 20,253,072 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 20,253,072 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 79 84 98 109 112 147 158 168 196 218 237 294 316 327 336 392 436 474 553 588 632 654 763 784 872 948 1,106 1,176 1,264 1,308 1,526 1,659 1,744 1,896 2,212 2,289 2,352 2,616 3,052 3,318 3,792 3,871 4,424 4,578 5,232 5,341 6,104 6,636 7,742 8,611 8,848 9,156 10,682 11,613 12,208 13,272 15,484 16,023 17,222 18,312 21,364 23,226 25,833 26,544 30,968 32,046 34,444 36,624 42,728 46,452 51,666 60,277 61,936 64,092 68,888 85,456 92,904 103,332 120,554 128,184 137,776 180,831 185,808 206,664 241,108 256,368 361,662 413,328 421,939 482,216 723,324 843,878 964,432 1,265,817 1,446,648 1,687,756 2,531,634 2,893,296 3,375,512 5,063,268 6,751,024 10,126,536 and 20,253,072, with no remainder.

Since 20,253,072 cannot be divided by just 1 and 20,253,072, 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).