Q: Is 827,820 a Composite Number?

Why is 827,820 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 827,820 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 73 81 84 90 105 108 126 135 140 146 162 180 189 210 219 252 270 292 315 324 365 378 405 420 438 511 540 567 630 657 730 756 810 876 945 1,022 1,095 1,134 1,260 1,314 1,460 1,533 1,620 1,890 1,971 2,044 2,190 2,268 2,555 2,628 2,835 3,066 3,285 3,780 3,942 4,380 4,599 5,110 5,670 5,913 6,132 6,570 7,665 7,884 9,198 9,855 10,220 11,340 11,826 13,140 13,797 15,330 18,396 19,710 22,995 23,652 27,594 29,565 30,660 39,420 41,391 45,990 55,188 59,130 68,985 82,782 91,980 118,260 137,970 165,564 206,955 275,940 413,910 and 827,820, with no remainder.

Since 827,820 cannot be divided by just 1 and 827,820, 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).