Q: Is 1,447,200 a Composite Number?

Why is 1,447,200 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 1,447,200 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 67 72 75 80 90 96 100 108 120 134 135 144 150 160 180 200 201 216 225 240 268 270 288 300 335 360 400 402 432 450 480 536 540 600 603 670 675 720 800 804 864 900 1,005 1,072 1,080 1,200 1,206 1,340 1,350 1,440 1,608 1,675 1,800 1,809 2,010 2,144 2,160 2,400 2,412 2,680 2,700 3,015 3,216 3,350 3,600 3,618 4,020 4,320 4,824 5,025 5,360 5,400 6,030 6,432 6,700 7,200 7,236 8,040 9,045 9,648 10,050 10,720 10,800 12,060 13,400 14,472 15,075 16,080 18,090 19,296 20,100 21,600 24,120 26,800 28,944 30,150 32,160 36,180 40,200 45,225 48,240 53,600 57,888 60,300 72,360 80,400 90,450 96,480 120,600 144,720 160,800 180,900 241,200 289,440 361,800 482,400 723,600 and 1,447,200, with no remainder.

Since 1,447,200 cannot be divided by just 1 and 1,447,200, 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).