Q: Is 2,199,744 a Composite Number?

Why is 2,199,744 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 2,199,744 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 64 67 72 76 96 108 114 134 144 152 171 192 201 216 228 268 288 304 342 402 432 456 513 536 576 603 608 684 804 864 912 1,026 1,072 1,206 1,216 1,273 1,368 1,608 1,728 1,809 1,824 2,052 2,144 2,412 2,546 2,736 3,216 3,618 3,648 3,819 4,104 4,288 4,824 5,092 5,472 6,432 7,236 7,638 8,208 9,648 10,184 10,944 11,457 12,864 14,472 15,276 16,416 19,296 20,368 22,914 28,944 30,552 32,832 34,371 38,592 40,736 45,828 57,888 61,104 68,742 81,472 91,656 115,776 122,208 137,484 183,312 244,416 274,968 366,624 549,936 733,248 1,099,872 and 2,199,744, with no remainder.

Since 2,199,744 cannot be divided by just 1 and 2,199,744, 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).