Q: Is 20,247,000 a Composite Number?

Why is 20,247,000 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 20,247,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 17 20 24 25 30 34 40 50 51 60 68 75 85 100 102 120 125 136 150 170 200 204 250 255 300 340 375 397 408 425 500 510 600 680 750 794 850 1,000 1,020 1,191 1,275 1,500 1,588 1,700 1,985 2,040 2,125 2,382 2,550 3,000 3,176 3,400 3,970 4,250 4,764 5,100 5,955 6,375 6,749 7,940 8,500 9,528 9,925 10,200 11,910 12,750 13,498 15,880 17,000 19,850 20,247 23,820 25,500 26,996 29,775 33,745 39,700 40,494 47,640 49,625 51,000 53,992 59,550 67,490 79,400 80,988 99,250 101,235 119,100 134,980 148,875 161,976 168,725 198,500 202,470 238,200 269,960 297,750 337,450 397,000 404,940 506,175 595,500 674,900 809,880 843,625 1,012,350 1,191,000 1,349,800 1,687,250 2,024,700 2,530,875 3,374,500 4,049,400 5,061,750 6,749,000 10,123,500 and 20,247,000, with no remainder.

Since 20,247,000 cannot be divided by just 1 and 20,247,000, 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).