Q: Is 2,772,224 a Composite Number?

Why is 2,772,224 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 2,772,224 can be evenly divided by 1 2 4 7 8 13 14 16 17 26 28 32 34 49 52 56 64 68 91 98 104 112 119 128 136 182 196 208 221 224 238 256 272 364 392 416 442 448 476 544 637 728 784 832 833 884 896 952 1,088 1,274 1,456 1,547 1,568 1,664 1,666 1,768 1,792 1,904 2,176 2,548 2,912 3,094 3,136 3,328 3,332 3,536 3,808 4,352 5,096 5,824 6,188 6,272 6,664 7,072 7,616 10,192 10,829 11,648 12,376 12,544 13,328 14,144 15,232 20,384 21,658 23,296 24,752 26,656 28,288 30,464 40,768 43,316 49,504 53,312 56,576 81,536 86,632 99,008 106,624 163,072 173,264 198,016 213,248 346,528 396,032 693,056 1,386,112 and 2,772,224, with no remainder.

Since 2,772,224 cannot be divided by just 1 and 2,772,224, 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).