Q: Is 31,655,400 a Composite Number?

Why is 31,655,400 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 31,655,400 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 25 28 30 35 40 42 50 56 60 70 75 84 100 105 120 140 150 168 175 200 210 280 300 350 420 525 600 700 840 1,050 1,400 2,100 4,200 7,537 15,074 22,611 30,148 37,685 45,222 52,759 60,296 75,370 90,444 105,518 113,055 150,740 158,277 180,888 188,425 211,036 226,110 263,795 301,480 316,554 376,850 422,072 452,220 527,590 565,275 633,108 753,700 791,385 904,440 1,055,180 1,130,550 1,266,216 1,318,975 1,507,400 1,582,770 2,110,360 2,261,100 2,637,950 3,165,540 3,956,925 4,522,200 5,275,900 6,331,080 7,913,850 10,551,800 15,827,700 and 31,655,400, with no remainder.

Since 31,655,400 cannot be divided by just 1 and 31,655,400, 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).