Q: Is 431,655,400 a Composite Number?

Why is 431,655,400 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 431,655,400 can be evenly divided by 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 121 200 220 242 275 440 484 550 605 968 1,100 1,210 2,200 2,420 3,025 4,840 6,050 12,100 17,837 24,200 35,674 71,348 89,185 142,696 178,370 196,207 356,740 392,414 445,925 713,480 784,828 891,850 981,035 1,569,656 1,783,700 1,962,070 2,158,277 3,567,400 3,924,140 4,316,554 4,905,175 7,848,280 8,633,108 9,810,350 10,791,385 17,266,216 19,620,700 21,582,770 39,241,400 43,165,540 53,956,925 86,331,080 107,913,850 215,827,700 and 431,655,400, with no remainder.

Since 431,655,400 cannot be divided by just 1 and 431,655,400, 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).