Q: Is 40,700,040 a Composite Number?

Why is 40,700,040 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 40,700,040 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 71 85 102 120 136 142 170 204 213 255 281 284 340 355 408 426 510 562 568 680 710 843 852 1,020 1,065 1,124 1,207 1,405 1,420 1,686 1,704 2,040 2,130 2,248 2,414 2,810 2,840 3,372 3,621 4,215 4,260 4,777 4,828 5,620 6,035 6,744 7,242 8,430 8,520 9,554 9,656 11,240 12,070 14,331 14,484 16,860 18,105 19,108 19,951 23,885 24,140 28,662 28,968 33,720 36,210 38,216 39,902 47,770 48,280 57,324 59,853 71,655 72,420 79,804 95,540 99,755 114,648 119,706 143,310 144,840 159,608 191,080 199,510 239,412 286,620 299,265 339,167 399,020 478,824 573,240 598,530 678,334 798,040 1,017,501 1,197,060 1,356,668 1,695,835 2,035,002 2,394,120 2,713,336 3,391,670 4,070,004 5,087,505 6,783,340 8,140,008 10,175,010 13,566,680 20,350,020 and 40,700,040, with no remainder.

Since 40,700,040 cannot be divided by just 1 and 40,700,040, 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).