Q: Is 4,558,720 a Composite Number?

Why is 4,558,720 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 4,558,720 can be evenly divided by 1 2 4 5 8 10 16 17 20 32 34 40 64 68 80 85 128 136 160 170 272 320 340 419 544 640 680 838 1,088 1,360 1,676 2,095 2,176 2,720 3,352 4,190 5,440 6,704 7,123 8,380 10,880 13,408 14,246 16,760 26,816 28,492 33,520 35,615 53,632 56,984 67,040 71,230 113,968 134,080 142,460 227,936 268,160 284,920 455,872 569,840 911,744 1,139,680 2,279,360 and 4,558,720, with no remainder.

Since 4,558,720 cannot be divided by just 1 and 4,558,720, 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).