Q: Is 817,800 a Composite Number?

Why is 817,800 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 817,800 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 29 30 40 47 50 58 60 75 87 94 100 116 120 141 145 150 174 188 200 232 235 282 290 300 348 376 435 470 564 580 600 696 705 725 870 940 1,128 1,160 1,175 1,363 1,410 1,450 1,740 1,880 2,175 2,350 2,726 2,820 2,900 3,480 3,525 4,089 4,350 4,700 5,452 5,640 5,800 6,815 7,050 8,178 8,700 9,400 10,904 13,630 14,100 16,356 17,400 20,445 27,260 28,200 32,712 34,075 40,890 54,520 68,150 81,780 102,225 136,300 163,560 204,450 272,600 408,900 and 817,800, with no remainder.

Since 817,800 cannot be divided by just 1 and 817,800, 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).