Q: Is 257,400 a Composite Number?

Why is 257,400 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 257,400 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 13 15 18 20 22 24 25 26 30 33 36 39 40 44 45 50 52 55 60 65 66 72 75 78 88 90 99 100 104 110 117 120 130 132 143 150 156 165 180 195 198 200 220 225 234 260 264 275 286 300 312 325 330 360 390 396 429 440 450 468 495 520 550 572 585 600 650 660 715 780 792 825 858 900 936 975 990 1,100 1,144 1,170 1,287 1,300 1,320 1,430 1,560 1,650 1,716 1,800 1,950 1,980 2,145 2,200 2,340 2,475 2,574 2,600 2,860 2,925 3,300 3,432 3,575 3,900 3,960 4,290 4,680 4,950 5,148 5,720 5,850 6,435 6,600 7,150 7,800 8,580 9,900 10,296 10,725 11,700 12,870 14,300 17,160 19,800 21,450 23,400 25,740 28,600 32,175 42,900 51,480 64,350 85,800 128,700 and 257,400, with no remainder.

Since 257,400 cannot be divided by just 1 and 257,400, 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).