Q: Is 61,105,000 a Composite Number?

Why is 61,105,000 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 61,105,000 can be evenly divided by 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 101 110 121 125 200 202 220 242 250 275 404 440 484 500 505 550 605 625 808 968 1,000 1,010 1,100 1,111 1,210 1,250 1,375 2,020 2,200 2,222 2,420 2,500 2,525 2,750 3,025 4,040 4,444 4,840 5,000 5,050 5,500 5,555 6,050 6,875 8,888 10,100 11,000 11,110 12,100 12,221 12,625 13,750 15,125 20,200 22,220 24,200 24,442 25,250 27,500 27,775 30,250 44,440 48,884 50,500 55,000 55,550 60,500 61,105 63,125 75,625 97,768 101,000 111,100 121,000 122,210 126,250 138,875 151,250 222,200 244,420 252,500 277,750 302,500 305,525 488,840 505,000 555,500 605,000 611,050 694,375 1,111,000 1,222,100 1,388,750 1,527,625 2,444,200 2,777,500 3,055,250 5,555,000 6,110,500 7,638,125 12,221,000 15,276,250 30,552,500 and 61,105,000, with no remainder.

Since 61,105,000 cannot be divided by just 1 and 61,105,000, 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).