Q: Is 71,831,840 a Composite Number?

Why is 71,831,840 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 71,831,840 can be evenly divided by 1 2 4 5 8 10 16 20 29 32 40 58 80 113 116 137 145 160 226 232 274 290 452 464 548 565 580 685 904 928 1,096 1,130 1,160 1,370 1,808 2,192 2,260 2,320 2,740 3,277 3,616 3,973 4,384 4,520 4,640 5,480 6,554 7,946 9,040 10,960 13,108 15,481 15,892 16,385 18,080 19,865 21,920 26,216 30,962 31,784 32,770 39,730 52,432 61,924 63,568 65,540 77,405 79,460 104,864 123,848 127,136 131,080 154,810 158,920 247,696 262,160 309,620 317,840 448,949 495,392 524,320 619,240 635,680 897,898 1,238,480 1,795,796 2,244,745 2,476,960 3,591,592 4,489,490 7,183,184 8,978,980 14,366,368 17,957,960 35,915,920 and 71,831,840, with no remainder.

Since 71,831,840 cannot be divided by just 1 and 71,831,840, 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).