Q: Is 4,215,440 a Composite Number?

Why is 4,215,440 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 4,215,440 can be evenly divided by 1 2 4 5 8 10 16 20 23 29 40 46 58 79 80 92 115 116 145 158 184 230 232 290 316 368 395 460 464 580 632 667 790 920 1,160 1,264 1,334 1,580 1,817 1,840 2,291 2,320 2,668 3,160 3,335 3,634 4,582 5,336 6,320 6,670 7,268 9,085 9,164 10,672 11,455 13,340 14,536 18,170 18,328 22,910 26,680 29,072 36,340 36,656 45,820 52,693 53,360 72,680 91,640 105,386 145,360 183,280 210,772 263,465 421,544 526,930 843,088 1,053,860 2,107,720 and 4,215,440, with no remainder.

Since 4,215,440 cannot be divided by just 1 and 4,215,440, 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).