Q: Is 71,000,020 a Composite Number?

Why is 71,000,020 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 71,000,020 can be evenly divided by 1 2 4 5 7 10 13 14 20 26 28 35 49 52 65 70 91 98 130 140 182 196 245 260 364 455 490 637 910 980 1,274 1,820 2,548 3,185 5,573 6,370 11,146 12,740 22,292 27,865 39,011 55,730 72,449 78,022 111,460 144,898 156,044 195,055 273,077 289,796 362,245 390,110 507,143 546,154 724,490 780,220 1,014,286 1,092,308 1,365,385 1,448,980 2,028,572 2,535,715 2,730,770 3,550,001 5,071,430 5,461,540 7,100,002 10,142,860 14,200,004 17,750,005 35,500,010 and 71,000,020, with no remainder.

Since 71,000,020 cannot be divided by just 1 and 71,000,020, 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).