Q: Is 8,281,380 a Composite Number?

Why is 8,281,380 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 8,281,380 can be evenly divided by 1 2 3 4 5 6 10 12 15 17 20 23 30 34 46 51 60 68 69 85 92 102 115 138 170 204 230 255 276 340 345 353 391 460 510 690 706 782 1,020 1,059 1,173 1,380 1,412 1,564 1,765 1,955 2,118 2,346 3,530 3,910 4,236 4,692 5,295 5,865 6,001 7,060 7,820 8,119 10,590 11,730 12,002 16,238 18,003 21,180 23,460 24,004 24,357 30,005 32,476 36,006 40,595 48,714 60,010 72,012 81,190 90,015 97,428 120,020 121,785 138,023 162,380 180,030 243,570 276,046 360,060 414,069 487,140 552,092 690,115 828,138 1,380,230 1,656,276 2,070,345 2,760,460 4,140,690 and 8,281,380, with no remainder.

Since 8,281,380 cannot be divided by just 1 and 8,281,380, 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).