Q: Is 398,880 a Composite Number?

Why is 398,880 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 398,880 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 144 160 180 240 277 288 360 480 554 720 831 1,108 1,385 1,440 1,662 2,216 2,493 2,770 3,324 4,155 4,432 4,986 5,540 6,648 8,310 8,864 9,972 11,080 12,465 13,296 16,620 19,944 22,160 24,930 26,592 33,240 39,888 44,320 49,860 66,480 79,776 99,720 132,960 199,440 and 398,880, with no remainder.

Since 398,880 cannot be divided by just 1 and 398,880, 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).