Q: Is 788,640,020 a Composite Number?

Why is 788,640,020 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 788,640,020 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 59 70 118 140 236 295 307 311 413 590 614 622 826 1,180 1,228 1,244 1,535 1,555 1,652 2,065 2,149 2,177 3,070 3,110 4,130 4,298 4,354 6,140 6,220 8,260 8,596 8,708 10,745 10,885 18,113 18,349 21,490 21,770 36,226 36,698 42,980 43,540 72,452 73,396 90,565 91,745 95,477 126,791 128,443 181,130 183,490 190,954 253,582 256,886 362,260 366,980 381,908 477,385 507,164 513,772 633,955 642,215 668,339 954,770 1,267,910 1,284,430 1,336,678 1,909,540 2,535,820 2,568,860 2,673,356 3,341,695 5,633,143 6,683,390 11,266,286 13,366,780 22,532,572 28,165,715 39,432,001 56,331,430 78,864,002 112,662,860 157,728,004 197,160,005 394,320,010 and 788,640,020, with no remainder.

Since 788,640,020 cannot be divided by just 1 and 788,640,020, 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).