Q: Is 231,387,400 a Composite Number?

Why is 231,387,400 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 231,387,400 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 53 83 100 106 166 200 212 263 265 332 415 424 526 530 664 830 1,052 1,060 1,315 1,325 1,660 2,075 2,104 2,120 2,630 2,650 3,320 4,150 4,399 5,260 5,300 6,575 8,300 8,798 10,520 10,600 13,150 13,939 16,600 17,596 21,829 21,995 26,300 27,878 35,192 43,658 43,990 52,600 55,756 69,695 87,316 87,980 109,145 109,975 111,512 139,390 174,632 175,960 218,290 219,950 278,780 348,475 436,580 439,900 545,725 557,560 696,950 873,160 879,800 1,091,450 1,156,937 1,393,900 2,182,900 2,313,874 2,787,800 4,365,800 4,627,748 5,784,685 9,255,496 11,569,370 23,138,740 28,923,425 46,277,480 57,846,850 115,693,700 and 231,387,400, with no remainder.

Since 231,387,400 cannot be divided by just 1 and 231,387,400, 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).