Q: Is 307,800 a Composite Number?

Why is 307,800 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 307,800 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 25 27 30 36 38 40 45 50 54 57 60 72 75 76 81 90 95 100 108 114 120 135 150 152 162 171 180 190 200 216 225 228 270 285 300 324 342 360 380 405 450 456 475 513 540 570 600 648 675 684 760 810 855 900 950 1,026 1,080 1,140 1,350 1,368 1,425 1,539 1,620 1,710 1,800 1,900 2,025 2,052 2,280 2,565 2,700 2,850 3,078 3,240 3,420 3,800 4,050 4,104 4,275 5,130 5,400 5,700 6,156 6,840 7,695 8,100 8,550 10,260 11,400 12,312 12,825 15,390 16,200 17,100 20,520 25,650 30,780 34,200 38,475 51,300 61,560 76,950 102,600 153,900 and 307,800, with no remainder.

Since 307,800 cannot be divided by just 1 and 307,800, 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).