Q: Is 308,015,640 a Composite Number?

Why is 308,015,640 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 308,015,640 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 127 180 254 360 381 508 635 762 1,016 1,143 1,270 1,524 1,905 2,286 2,540 3,048 3,810 4,572 5,080 5,715 6,737 7,620 9,144 11,430 13,474 15,240 20,211 22,860 26,948 33,685 40,422 45,720 53,896 60,633 67,370 80,844 101,055 121,266 134,740 161,688 202,110 242,532 269,480 303,165 404,220 485,064 606,330 808,440 855,599 1,212,660 1,711,198 2,425,320 2,566,797 3,422,396 4,277,995 5,133,594 6,844,792 7,700,391 8,555,990 10,267,188 12,833,985 15,400,782 17,111,980 20,534,376 25,667,970 30,801,564 34,223,960 38,501,955 51,335,940 61,603,128 77,003,910 102,671,880 154,007,820 and 308,015,640, with no remainder.

Since 308,015,640 cannot be divided by just 1 and 308,015,640, 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).