Q: Is 3,870,072 a Composite Number?

Why is 3,870,072 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 3,870,072 can be evenly divided by 1 2 3 4 6 8 9 12 18 19 23 24 27 36 38 41 46 54 57 69 72 76 82 92 108 114 123 138 152 164 171 184 207 216 228 246 276 328 342 369 414 437 456 492 513 552 621 684 738 779 828 874 943 984 1,026 1,107 1,242 1,311 1,368 1,476 1,558 1,656 1,748 1,886 2,052 2,214 2,337 2,484 2,622 2,829 2,952 3,116 3,496 3,772 3,933 4,104 4,428 4,674 4,968 5,244 5,658 6,232 7,011 7,544 7,866 8,487 8,856 9,348 10,488 11,316 11,799 14,022 15,732 16,974 17,917 18,696 21,033 22,632 23,598 25,461 28,044 31,464 33,948 35,834 42,066 47,196 50,922 53,751 56,088 67,896 71,668 84,132 94,392 101,844 107,502 143,336 161,253 168,264 203,688 215,004 322,506 430,008 483,759 645,012 967,518 1,290,024 1,935,036 and 3,870,072, with no remainder.

Since 3,870,072 cannot be divided by just 1 and 3,870,072, 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).