Q: Is 3,649,520 a Composite Number?

Why is 3,649,520 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 3,649,520 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 98 112 133 140 152 190 196 245 266 280 304 343 380 392 490 532 560 665 686 760 784 931 980 1,064 1,330 1,372 1,520 1,715 1,862 1,960 2,128 2,401 2,660 2,744 3,430 3,724 3,920 4,655 4,802 5,320 5,488 6,517 6,860 7,448 9,310 9,604 10,640 12,005 13,034 13,720 14,896 18,620 19,208 24,010 26,068 27,440 32,585 37,240 38,416 45,619 48,020 52,136 65,170 74,480 91,238 96,040 104,272 130,340 182,476 192,080 228,095 260,680 364,952 456,190 521,360 729,904 912,380 1,824,760 and 3,649,520, with no remainder.

Since 3,649,520 cannot be divided by just 1 and 3,649,520, 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).