Q: Is 25,639,480 a Composite Number?

Why is 25,639,480 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 25,639,480 can be evenly divided by 1 2 4 5 8 10 20 23 29 31 40 46 58 62 92 115 116 124 145 155 184 230 232 248 290 310 460 580 620 667 713 899 920 961 1,160 1,240 1,334 1,426 1,798 1,922 2,668 2,852 3,335 3,565 3,596 3,844 4,495 4,805 5,336 5,704 6,670 7,130 7,192 7,688 8,990 9,610 13,340 14,260 17,980 19,220 20,677 22,103 26,680 27,869 28,520 35,960 38,440 41,354 44,206 55,738 82,708 88,412 103,385 110,515 111,476 139,345 165,416 176,824 206,770 221,030 222,952 278,690 413,540 442,060 557,380 640,987 827,080 884,120 1,114,760 1,281,974 2,563,948 3,204,935 5,127,896 6,409,870 12,819,740 and 25,639,480, with no remainder.

Since 25,639,480 cannot be divided by just 1 and 25,639,480, 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).