Q: Is 31,011,200 a Composite Number?

Why is 31,011,200 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 31,011,200 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 64 80 88 100 110 128 160 176 200 220 275 320 352 400 440 550 640 704 800 880 881 1,100 1,408 1,600 1,760 1,762 2,200 3,200 3,520 3,524 4,400 4,405 7,040 7,048 8,800 8,810 9,691 14,096 17,600 17,620 19,382 22,025 28,192 35,200 35,240 38,764 44,050 48,455 56,384 70,480 77,528 88,100 96,910 112,768 140,960 155,056 176,200 193,820 242,275 281,920 310,112 352,400 387,640 484,550 563,840 620,224 704,800 775,280 969,100 1,240,448 1,409,600 1,550,560 1,938,200 2,819,200 3,101,120 3,876,400 6,202,240 7,752,800 15,505,600 and 31,011,200, with no remainder.

Since 31,011,200 cannot be divided by just 1 and 31,011,200, 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).