Q: Is 7,879,320 a Composite Number?

Why is 7,879,320 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 7,879,320 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 43 45 60 72 86 90 120 129 172 180 215 258 344 360 387 430 509 516 645 774 860 1,018 1,032 1,290 1,527 1,548 1,720 1,935 2,036 2,545 2,580 3,054 3,096 3,870 4,072 4,581 5,090 5,160 6,108 7,635 7,740 9,162 10,180 12,216 15,270 15,480 18,324 20,360 21,887 22,905 30,540 36,648 43,774 45,810 61,080 65,661 87,548 91,620 109,435 131,322 175,096 183,240 196,983 218,870 262,644 328,305 393,966 437,740 525,288 656,610 787,932 875,480 984,915 1,313,220 1,575,864 1,969,830 2,626,440 3,939,660 and 7,879,320, with no remainder.

Since 7,879,320 cannot be divided by just 1 and 7,879,320, 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).