Q: Is 785,840 a Composite Number?

Why is 785,840 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 785,840 can be evenly divided by 1 2 4 5 8 10 11 16 19 20 22 38 40 44 47 55 76 80 88 94 95 110 152 176 188 190 209 220 235 304 376 380 418 440 470 517 752 760 836 880 893 940 1,034 1,045 1,520 1,672 1,786 1,880 2,068 2,090 2,585 3,344 3,572 3,760 4,136 4,180 4,465 5,170 7,144 8,272 8,360 8,930 9,823 10,340 14,288 16,720 17,860 19,646 20,680 35,720 39,292 41,360 49,115 71,440 78,584 98,230 157,168 196,460 392,920 and 785,840, with no remainder.

Since 785,840 cannot be divided by just 1 and 785,840, 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).