Q: Is 252,840 a Composite Number?

Why is 252,840 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 252,840 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 43 49 56 60 70 84 86 98 105 120 129 140 147 168 172 196 210 215 245 258 280 294 301 344 392 420 430 490 516 588 602 645 735 840 860 903 980 1,032 1,176 1,204 1,290 1,470 1,505 1,720 1,806 1,960 2,107 2,408 2,580 2,940 3,010 3,612 4,214 4,515 5,160 5,880 6,020 6,321 7,224 8,428 9,030 10,535 12,040 12,642 16,856 18,060 21,070 25,284 31,605 36,120 42,140 50,568 63,210 84,280 126,420 and 252,840, with no remainder.

Since 252,840 cannot be divided by just 1 and 252,840, 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).