Q: Is 3,131,200 a Composite Number?

Why is 3,131,200 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 3,131,200 can be evenly divided by 1 2 4 5 8 10 16 19 20 25 32 38 40 50 64 76 80 95 100 103 152 160 190 200 206 304 320 380 400 412 475 515 608 760 800 824 950 1,030 1,216 1,520 1,600 1,648 1,900 1,957 2,060 2,575 3,040 3,296 3,800 3,914 4,120 5,150 6,080 6,592 7,600 7,828 8,240 9,785 10,300 15,200 15,656 16,480 19,570 20,600 30,400 31,312 32,960 39,140 41,200 48,925 62,624 78,280 82,400 97,850 125,248 156,560 164,800 195,700 313,120 391,400 626,240 782,800 1,565,600 and 3,131,200, with no remainder.

Since 3,131,200 cannot be divided by just 1 and 3,131,200, 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).