Q: Is 579,040 a Composite Number?

Why is 579,040 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 579,040 can be evenly divided by 1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 47 55 56 70 77 80 88 94 110 112 140 154 160 176 188 220 224 235 280 308 329 352 376 385 440 470 517 560 616 658 752 770 880 940 1,034 1,120 1,232 1,316 1,504 1,540 1,645 1,760 1,880 2,068 2,464 2,585 2,632 3,080 3,290 3,619 3,760 4,136 5,170 5,264 6,160 6,580 7,238 7,520 8,272 10,340 10,528 12,320 13,160 14,476 16,544 18,095 20,680 26,320 28,952 36,190 41,360 52,640 57,904 72,380 82,720 115,808 144,760 289,520 and 579,040, with no remainder.

Since 579,040 cannot be divided by just 1 and 579,040, 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).