Q: Is 25,315,040 a Composite Number?

Why is 25,315,040 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 25,315,040 can be evenly divided by 1 2 4 5 8 10 16 17 20 32 34 40 41 68 80 82 85 136 160 164 170 205 227 272 328 340 410 454 544 656 680 697 820 908 1,135 1,312 1,360 1,394 1,640 1,816 2,270 2,720 2,788 3,280 3,485 3,632 3,859 4,540 5,576 6,560 6,970 7,264 7,718 9,080 9,307 11,152 13,940 15,436 18,160 18,614 19,295 22,304 27,880 30,872 36,320 37,228 38,590 46,535 55,760 61,744 74,456 77,180 93,070 111,520 123,488 148,912 154,360 158,219 186,140 297,824 308,720 316,438 372,280 617,440 632,876 744,560 791,095 1,265,752 1,489,120 1,582,190 2,531,504 3,164,380 5,063,008 6,328,760 12,657,520 and 25,315,040, with no remainder.

Since 25,315,040 cannot be divided by just 1 and 25,315,040, 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).