Q: Is 308,203,728 a Composite Number?

Why is 308,203,728 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 308,203,728 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 59 84 98 112 118 147 168 177 196 236 294 336 354 392 413 472 588 708 784 826 944 1,176 1,239 1,416 1,652 2,221 2,352 2,478 2,832 2,891 3,304 4,442 4,956 5,782 6,608 6,663 8,673 8,884 9,912 11,564 13,326 15,547 17,346 17,768 19,824 23,128 26,652 31,094 34,692 35,536 46,256 46,641 53,304 62,188 69,384 93,282 106,608 108,829 124,376 131,039 138,768 186,564 217,658 248,752 262,078 326,487 373,128 393,117 435,316 524,156 652,974 746,256 786,234 870,632 917,273 1,048,312 1,305,948 1,572,468 1,741,264 1,834,546 2,096,624 2,611,896 2,751,819 3,144,936 3,669,092 5,223,792 5,503,638 6,289,872 6,420,911 7,338,184 11,007,276 12,841,822 14,676,368 19,262,733 22,014,552 25,683,644 38,525,466 44,029,104 51,367,288 77,050,932 102,734,576 154,101,864 and 308,203,728, with no remainder.

Since 308,203,728 cannot be divided by just 1 and 308,203,728, 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).