Q: Is 2,421,072 a Composite Number?

Why is 2,421,072 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 2,421,072 can be evenly divided by 1 2 3 4 6 8 9 12 16 17 18 23 24 34 36 43 46 48 51 68 69 72 86 92 102 129 136 138 144 153 172 184 204 207 258 272 276 306 344 368 387 391 408 414 516 552 612 688 731 774 782 816 828 989 1,032 1,104 1,173 1,224 1,462 1,548 1,564 1,656 1,978 2,064 2,193 2,346 2,448 2,924 2,967 3,096 3,128 3,312 3,519 3,956 4,386 4,692 5,848 5,934 6,192 6,256 6,579 7,038 7,912 8,772 8,901 9,384 11,696 11,868 13,158 14,076 15,824 16,813 17,544 17,802 18,768 23,736 26,316 28,152 33,626 35,088 35,604 47,472 50,439 52,632 56,304 67,252 71,208 100,878 105,264 134,504 142,416 151,317 201,756 269,008 302,634 403,512 605,268 807,024 1,210,536 and 2,421,072, with no remainder.

Since 2,421,072 cannot be divided by just 1 and 2,421,072, 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).