Q: Is 100,002,500 a Composite Number?

Why is 100,002,500 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 100,002,500 can be evenly divided by 1 2 4 5 10 13 17 20 25 26 34 50 52 65 68 85 100 125 130 170 181 221 250 260 325 340 362 425 442 500 625 650 724 850 884 905 1,105 1,250 1,300 1,625 1,700 1,810 2,125 2,210 2,353 2,500 3,077 3,250 3,620 4,250 4,420 4,525 4,706 5,525 6,154 6,500 8,125 8,500 9,050 9,412 10,625 11,050 11,765 12,308 15,385 16,250 18,100 21,250 22,100 22,625 23,530 27,625 30,770 32,500 40,001 42,500 45,250 47,060 55,250 58,825 61,540 76,925 80,002 90,500 110,500 113,125 117,650 138,125 153,850 160,004 200,005 226,250 235,300 276,250 294,125 307,700 384,625 400,010 452,500 552,500 588,250 769,250 800,020 1,000,025 1,176,500 1,470,625 1,538,500 1,923,125 2,000,050 2,941,250 3,846,250 4,000,100 5,000,125 5,882,500 7,692,500 10,000,250 20,000,500 25,000,625 50,001,250 and 100,002,500, with no remainder.

Since 100,002,500 cannot be divided by just 1 and 100,002,500, 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).