Q: Is 3,157,000 a Composite Number?

Why is 3,157,000 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 3,157,000 can be evenly divided by 1 2 4 5 7 8 10 11 14 20 22 25 28 35 40 41 44 50 55 56 70 77 82 88 100 110 125 140 154 164 175 200 205 220 250 275 280 287 308 328 350 385 410 440 451 500 550 574 616 700 770 820 875 902 1,000 1,025 1,100 1,148 1,375 1,400 1,435 1,540 1,640 1,750 1,804 1,925 2,050 2,200 2,255 2,296 2,750 2,870 3,080 3,157 3,500 3,608 3,850 4,100 4,510 5,125 5,500 5,740 6,314 7,000 7,175 7,700 8,200 9,020 9,625 10,250 11,000 11,275 11,480 12,628 14,350 15,400 15,785 18,040 19,250 20,500 22,550 25,256 28,700 31,570 35,875 38,500 41,000 45,100 56,375 57,400 63,140 71,750 77,000 78,925 90,200 112,750 126,280 143,500 157,850 225,500 287,000 315,700 394,625 451,000 631,400 789,250 1,578,500 and 3,157,000, with no remainder.

Since 3,157,000 cannot be divided by just 1 and 3,157,000, 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).