Q: Is 1,415,120 a Composite Number?

Why is 1,415,120 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 1,415,120 can be evenly divided by 1 2 4 5 7 8 10 14 16 19 20 28 35 38 40 49 56 70 76 80 95 98 112 133 140 152 190 196 245 266 280 304 361 380 392 490 532 560 665 722 760 784 931 980 1,064 1,330 1,444 1,520 1,805 1,862 1,960 2,128 2,527 2,660 2,888 3,610 3,724 3,920 4,655 5,054 5,320 5,776 7,220 7,448 9,310 10,108 10,640 12,635 14,440 14,896 17,689 18,620 20,216 25,270 28,880 35,378 37,240 40,432 50,540 70,756 74,480 88,445 101,080 141,512 176,890 202,160 283,024 353,780 707,560 and 1,415,120, with no remainder.

Since 1,415,120 cannot be divided by just 1 and 1,415,120, 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).