Q: Is 1,249,600 a Composite Number?

Why is 1,249,600 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 1,249,600 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 64 71 80 88 100 110 142 160 176 200 220 275 284 320 352 355 400 440 550 568 704 710 781 800 880 1,100 1,136 1,420 1,562 1,600 1,760 1,775 2,200 2,272 2,840 3,124 3,520 3,550 3,905 4,400 4,544 5,680 6,248 7,100 7,810 8,800 11,360 12,496 14,200 15,620 17,600 19,525 22,720 24,992 28,400 31,240 39,050 49,984 56,800 62,480 78,100 113,600 124,960 156,200 249,920 312,400 624,800 and 1,249,600, with no remainder.

Since 1,249,600 cannot be divided by just 1 and 1,249,600, 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).