Q: Is 1,121,400 a Composite Number?

Why is 1,121,400 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 1,121,400 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 25 28 30 35 36 40 42 45 50 56 60 63 70 72 75 84 89 90 100 105 120 126 140 150 168 175 178 180 200 210 225 252 267 280 300 315 350 356 360 420 445 450 504 525 534 600 623 630 700 712 801 840 890 900 1,050 1,068 1,246 1,260 1,335 1,400 1,575 1,602 1,780 1,800 1,869 2,100 2,136 2,225 2,492 2,520 2,670 3,115 3,150 3,204 3,560 3,738 4,005 4,200 4,450 4,984 5,340 5,607 6,230 6,300 6,408 6,675 7,476 8,010 8,900 9,345 10,680 11,214 12,460 12,600 13,350 14,952 15,575 16,020 17,800 18,690 20,025 22,428 24,920 26,700 28,035 31,150 32,040 37,380 40,050 44,856 46,725 53,400 56,070 62,300 74,760 80,100 93,450 112,140 124,600 140,175 160,200 186,900 224,280 280,350 373,800 560,700 and 1,121,400, with no remainder.

Since 1,121,400 cannot be divided by just 1 and 1,121,400, 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).