Q: Is 2,875,840 a Composite Number?

Why is 2,875,840 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 2,875,840 can be evenly divided by 1 2 4 5 8 10 11 16 19 20 22 32 38 40 43 44 55 64 76 80 86 88 95 110 152 160 172 176 190 209 215 220 304 320 344 352 380 418 430 440 473 608 688 704 760 817 836 860 880 946 1,045 1,216 1,376 1,520 1,634 1,672 1,720 1,760 1,892 2,090 2,365 2,752 3,040 3,268 3,344 3,440 3,520 3,784 4,085 4,180 4,730 6,080 6,536 6,688 6,880 7,568 8,170 8,360 8,987 9,460 13,072 13,376 13,760 15,136 16,340 16,720 17,974 18,920 26,144 30,272 32,680 33,440 35,948 37,840 44,935 52,288 65,360 66,880 71,896 75,680 89,870 130,720 143,792 151,360 179,740 261,440 287,584 359,480 575,168 718,960 1,437,920 and 2,875,840, with no remainder.

Since 2,875,840 cannot be divided by just 1 and 2,875,840, 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).