Q: Is 2,122,320 a Composite Number?

Why is 2,122,320 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 2,122,320 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 37 40 48 60 74 80 111 120 148 185 222 239 240 296 370 444 478 555 592 717 740 888 956 1,110 1,195 1,434 1,480 1,776 1,912 2,220 2,390 2,868 2,960 3,585 3,824 4,440 4,780 5,736 7,170 8,843 8,880 9,560 11,472 14,340 17,686 19,120 26,529 28,680 35,372 44,215 53,058 57,360 70,744 88,430 106,116 132,645 141,488 176,860 212,232 265,290 353,720 424,464 530,580 707,440 1,061,160 and 2,122,320, with no remainder.

Since 2,122,320 cannot be divided by just 1 and 2,122,320, 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).