Q: Is 842,520 a Composite Number?

Why is 842,520 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 842,520 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 17 20 21 24 28 30 34 35 40 42 51 56 59 60 68 70 84 85 102 105 118 119 120 136 140 168 170 177 204 210 236 238 255 280 295 340 354 357 408 413 420 472 476 510 590 595 680 708 714 826 840 885 952 1,003 1,020 1,180 1,190 1,239 1,416 1,428 1,652 1,770 1,785 2,006 2,040 2,065 2,360 2,380 2,478 2,856 3,009 3,304 3,540 3,570 4,012 4,130 4,760 4,956 5,015 6,018 6,195 7,021 7,080 7,140 8,024 8,260 9,912 10,030 12,036 12,390 14,042 14,280 15,045 16,520 20,060 21,063 24,072 24,780 28,084 30,090 35,105 40,120 42,126 49,560 56,168 60,180 70,210 84,252 105,315 120,360 140,420 168,504 210,630 280,840 421,260 and 842,520, with no remainder.

Since 842,520 cannot be divided by just 1 and 842,520, 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).