Q: Is 321,003,200 a Composite Number?

Why is 321,003,200 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 321,003,200 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 64 70 80 100 112 140 160 175 200 224 280 320 350 400 448 560 700 800 1,120 1,400 1,600 2,240 2,800 5,600 11,200 28,661 57,322 114,644 143,305 200,627 229,288 286,610 401,254 458,576 573,220 716,525 802,508 917,152 1,003,135 1,146,440 1,433,050 1,605,016 1,834,304 2,006,270 2,292,880 2,866,100 3,210,032 4,012,540 4,585,760 5,015,675 5,732,200 6,420,064 8,025,080 9,171,520 10,031,350 11,464,400 12,840,128 16,050,160 20,062,700 22,928,800 32,100,320 40,125,400 45,857,600 64,200,640 80,250,800 160,501,600 and 321,003,200, with no remainder.

Since 321,003,200 cannot be divided by just 1 and 321,003,200, 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).