Q: Is 1,201,320 a Composite Number?

Why is 1,201,320 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 1,201,320 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 47 60 71 72 90 94 120 141 142 180 188 213 235 282 284 355 360 376 423 426 470 564 568 639 705 710 846 852 940 1,065 1,128 1,278 1,410 1,420 1,692 1,704 1,880 2,115 2,130 2,556 2,820 2,840 3,195 3,337 3,384 4,230 4,260 5,112 5,640 6,390 6,674 8,460 8,520 10,011 12,780 13,348 16,685 16,920 20,022 25,560 26,696 30,033 33,370 40,044 50,055 60,066 66,740 80,088 100,110 120,132 133,480 150,165 200,220 240,264 300,330 400,440 600,660 and 1,201,320, with no remainder.

Since 1,201,320 cannot be divided by just 1 and 1,201,320, 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).