Q: Is 30,965,440 a Composite Number?

Why is 30,965,440 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 30,965,440 can be evenly divided by 1 2 4 5 8 10 11 16 19 20 22 32 38 40 44 55 64 76 80 88 95 110 152 160 176 190 209 220 304 320 352 380 418 440 463 608 704 760 836 880 926 1,045 1,216 1,520 1,672 1,760 1,852 2,090 2,315 3,040 3,344 3,520 3,704 4,180 4,630 5,093 6,080 6,688 7,408 8,360 8,797 9,260 10,186 13,376 14,816 16,720 17,594 18,520 20,372 25,465 29,632 33,440 35,188 37,040 40,744 43,985 50,930 66,880 70,376 74,080 81,488 87,970 96,767 101,860 140,752 148,160 162,976 175,940 193,534 203,720 281,504 325,952 351,880 387,068 407,440 483,835 563,008 703,760 774,136 814,880 967,670 1,407,520 1,548,272 1,629,760 1,935,340 2,815,040 3,096,544 3,870,680 6,193,088 7,741,360 15,482,720 and 30,965,440, with no remainder.

Since 30,965,440 cannot be divided by just 1 and 30,965,440, 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).