Q: Is 1,559,920 a Composite Number?

Why is 1,559,920 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 1,559,920 can be evenly divided by 1 2 4 5 8 10 16 17 20 31 34 37 40 62 68 74 80 85 124 136 148 155 170 185 248 272 296 310 340 370 496 527 592 620 629 680 740 1,054 1,147 1,240 1,258 1,360 1,480 2,108 2,294 2,480 2,516 2,635 2,960 3,145 4,216 4,588 5,032 5,270 5,735 6,290 8,432 9,176 10,064 10,540 11,470 12,580 18,352 19,499 21,080 22,940 25,160 38,998 42,160 45,880 50,320 77,996 91,760 97,495 155,992 194,990 311,984 389,980 779,960 and 1,559,920, with no remainder.

Since 1,559,920 cannot be divided by just 1 and 1,559,920, 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).