Q: Is 231,165,400 a Composite Number?

Why is 231,165,400 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 231,165,400 can be evenly divided by 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 127 152 190 200 254 380 475 479 508 635 760 950 958 1,016 1,270 1,900 1,916 2,395 2,413 2,540 3,175 3,800 3,832 4,790 4,826 5,080 6,350 9,101 9,580 9,652 11,975 12,065 12,700 18,202 19,160 19,304 23,950 24,130 25,400 36,404 45,505 47,900 48,260 60,325 60,833 72,808 91,010 95,800 96,520 120,650 121,666 182,020 227,525 241,300 243,332 304,165 364,040 455,050 482,600 486,664 608,330 910,100 1,155,827 1,216,660 1,520,825 1,820,200 2,311,654 2,433,320 3,041,650 4,623,308 5,779,135 6,083,300 9,246,616 11,558,270 12,166,600 23,116,540 28,895,675 46,233,080 57,791,350 115,582,700 and 231,165,400, with no remainder.

Since 231,165,400 cannot be divided by just 1 and 231,165,400, 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).