Q: Is 7,813,800 a Composite Number?

Why is 7,813,800 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 7,813,800 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 45 50 54 60 72 75 90 100 108 120 135 150 180 200 216 225 270 300 360 450 540 600 675 900 1,080 1,350 1,447 1,800 2,700 2,894 4,341 5,400 5,788 7,235 8,682 11,576 13,023 14,470 17,364 21,705 26,046 28,940 34,728 36,175 39,069 43,410 52,092 57,880 65,115 72,350 78,138 86,820 104,184 108,525 130,230 144,700 156,276 173,640 195,345 217,050 260,460 289,400 312,552 325,575 390,690 434,100 520,920 651,150 781,380 868,200 976,725 1,302,300 1,562,760 1,953,450 2,604,600 3,906,900 and 7,813,800, with no remainder.

Since 7,813,800 cannot be divided by just 1 and 7,813,800, 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).